19561248

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:367

約数の個数: 144

約数和(自身を含む): 65834496

約数和(自身を除く): 46273248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 72, 84, 93, 96, 112, 124, 126, 144, 168, 186, 217, 224, 248, 252, 279, 288, 313, 336, 372, 434, 496, 504, 558, 626, 651, 672, 744, 868, 939, 992, 1008, 1116, 1252, 1302, 1488, 1736, 1878, 1953, 2016, 2191, 2232, 2504, 2604, 2817, 2976, 3472, 3756, 3906, 4382, 4464, 5008, 5208, 5634, 6573, 6944, 7512, 7812, 8764, 8928, 9703, 10016, 10416, 11268, 13146, 15024, 15624, 17528, 19406, 19719, 20832, 22536, 26292, 29109, 30048, 31248, 35056, 38812, 39438, 45072, 52584, 58218, 62496, 67921, 70112, 77624, 78876, 87327, 90144, 105168, 116436, 135842, 155248, 157752, 174654, 203763, 210336, 232872, 271684, 310496, 315504, 349308, 407526, 465744, 543368, 611289, 631008, 698616, 815052, 931488, 1086736, 1222578, 1397232, 1630104, 2173472, 2445156, 2794464, 3260208, 4890312, 6520416, 9780624, 19561248]

約数ペア:

[(1, 19561248), (2, 9780624), (3, 6520416), (4, 4890312), (6, 3260208), (7, 2794464), (8, 2445156), (9, 2173472), (12, 1630104), (14, 1397232), (16, 1222578), (18, 1086736), (21, 931488), (24, 815052), (28, 698616), (31, 631008), (32, 611289), (36, 543368), (42, 465744), (48, 407526), (56, 349308), (62, 315504), (63, 310496), (72, 271684), (84, 232872), (93, 210336), (96, 203763), (112, 174654), (124, 157752), (126, 155248), (144, 135842), (168, 116436), (186, 105168), (217, 90144), (224, 87327), (248, 78876), (252, 77624), (279, 70112), (288, 67921), (313, 62496), (336, 58218), (372, 52584), (434, 45072), (496, 39438), (504, 38812), (558, 35056), (626, 31248), (651, 30048), (672, 29109), (744, 26292), (868, 22536), (939, 20832), (992, 19719), (1008, 19406), (1116, 17528), (1252, 15624), (1302, 15024), (1488, 13146), (1736, 11268), (1878, 10416), (1953, 10016), (2016, 9703), (2191, 8928), (2232, 8764), (2504, 7812), (2604, 7512), (2817, 6944), (2976, 6573), (3472, 5634), (3756, 5208), (3906, 5008), (4382, 4464)]