19729584

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:104

約数の個数: 180

約数和(自身を含む): 67749136

約数和(自身を除く): 48019552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 36, 37, 42, 46, 48, 56, 63, 69, 72, 74, 84, 92, 111, 112, 126, 138, 144, 148, 161, 168, 184, 207, 222, 252, 259, 276, 296, 322, 333, 336, 368, 414, 444, 483, 504, 518, 529, 552, 592, 644, 666, 777, 828, 851, 888, 966, 1008, 1036, 1058, 1104, 1288, 1332, 1449, 1554, 1587, 1656, 1702, 1776, 1932, 2072, 2116, 2331, 2553, 2576, 2664, 2898, 3108, 3174, 3312, 3404, 3703, 3864, 4144, 4232, 4662, 4761, 5106, 5328, 5796, 5957, 6216, 6348, 6808, 7406, 7659, 7728, 8464, 9324, 9522, 10212, 11109, 11592, 11914, 12432, 12696, 13616, 14812, 15318, 17871, 18648, 19044, 19573, 20424, 22218, 23184, 23828, 25392, 29624, 30636, 33327, 35742, 37296, 38088, 39146, 40848, 44436, 47656, 53613, 58719, 59248, 61272, 66654, 71484, 76176, 78292, 88872, 95312, 107226, 117438, 122544, 133308, 137011, 142968, 156584, 176157, 177744, 214452, 234876, 266616, 274022, 285936, 313168, 352314, 411033, 428904, 469752, 533232, 548044, 704628, 822066, 857808, 939504, 1096088, 1233099, 1409256, 1644132, 2192176, 2466198, 2818512, 3288264, 4932396, 6576528, 9864792, 19729584]

約数ペア:

[(1, 19729584), (2, 9864792), (3, 6576528), (4, 4932396), (6, 3288264), (7, 2818512), (8, 2466198), (9, 2192176), (12, 1644132), (14, 1409256), (16, 1233099), (18, 1096088), (21, 939504), (23, 857808), (24, 822066), (28, 704628), (36, 548044), (37, 533232), (42, 469752), (46, 428904), (48, 411033), (56, 352314), (63, 313168), (69, 285936), (72, 274022), (74, 266616), (84, 234876), (92, 214452), (111, 177744), (112, 176157), (126, 156584), (138, 142968), (144, 137011), (148, 133308), (161, 122544), (168, 117438), (184, 107226), (207, 95312), (222, 88872), (252, 78292), (259, 76176), (276, 71484), (296, 66654), (322, 61272), (333, 59248), (336, 58719), (368, 53613), (414, 47656), (444, 44436), (483, 40848), (504, 39146), (518, 38088), (529, 37296), (552, 35742), (592, 33327), (644, 30636), (666, 29624), (777, 25392), (828, 23828), (851, 23184), (888, 22218), (966, 20424), (1008, 19573), (1036, 19044), (1058, 18648), (1104, 17871), (1288, 15318), (1332, 14812), (1449, 13616), (1554, 12696), (1587, 12432), (1656, 11914), (1702, 11592), (1776, 11109), (1932, 10212), (2072, 9522), (2116, 9324), (2331, 8464), (2553, 7728), (2576, 7659), (2664, 7406), (2898, 6808), (3108, 6348), (3174, 6216), (3312, 5957), (3404, 5796), (3703, 5328), (3864, 5106), (4144, 4761), (4232, 4662)]