18840864

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 60201792

約数和(自身を除く): 41360928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 53, 56, 69, 84, 92, 96, 106, 112, 138, 159, 161, 168, 184, 212, 224, 276, 318, 322, 336, 368, 371, 424, 483, 529, 552, 636, 644, 672, 736, 742, 848, 966, 1058, 1104, 1113, 1219, 1272, 1288, 1484, 1587, 1696, 1932, 2116, 2208, 2226, 2438, 2544, 2576, 2968, 3174, 3657, 3703, 3864, 4232, 4452, 4876, 5088, 5152, 5936, 6348, 7314, 7406, 7728, 8464, 8533, 8904, 9752, 11109, 11872, 12696, 14628, 14812, 15456, 16928, 17066, 17808, 19504, 22218, 25392, 25599, 28037, 29256, 29624, 34132, 35616, 39008, 44436, 50784, 51198, 56074, 58512, 59248, 68264, 84111, 88872, 102396, 112148, 117024, 118496, 136528, 168222, 177744, 196259, 204792, 224296, 273056, 336444, 355488, 392518, 409584, 448592, 588777, 672888, 785036, 819168, 897184, 1177554, 1345776, 1570072, 2355108, 2691552, 3140144, 4710216, 6280288, 9420432, 18840864]

約数ペア:

[(1, 18840864), (2, 9420432), (3, 6280288), (4, 4710216), (6, 3140144), (7, 2691552), (8, 2355108), (12, 1570072), (14, 1345776), (16, 1177554), (21, 897184), (23, 819168), (24, 785036), (28, 672888), (32, 588777), (42, 448592), (46, 409584), (48, 392518), (53, 355488), (56, 336444), (69, 273056), (84, 224296), (92, 204792), (96, 196259), (106, 177744), (112, 168222), (138, 136528), (159, 118496), (161, 117024), (168, 112148), (184, 102396), (212, 88872), (224, 84111), (276, 68264), (318, 59248), (322, 58512), (336, 56074), (368, 51198), (371, 50784), (424, 44436), (483, 39008), (529, 35616), (552, 34132), (636, 29624), (644, 29256), (672, 28037), (736, 25599), (742, 25392), (848, 22218), (966, 19504), (1058, 17808), (1104, 17066), (1113, 16928), (1219, 15456), (1272, 14812), (1288, 14628), (1484, 12696), (1587, 11872), (1696, 11109), (1932, 9752), (2116, 8904), (2208, 8533), (2226, 8464), (2438, 7728), (2544, 7406), (2576, 7314), (2968, 6348), (3174, 5936), (3657, 5152), (3703, 5088), (3864, 4876), (4232, 4452)]