20187792

素因数分解:

$2^4\times 3^4\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:478

約数の個数: 100

約数和(自身を含む): 60151036

約数和(自身を除く): 39963244

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 81, 108, 111, 144, 148, 162, 216, 222, 296, 324, 333, 421, 432, 444, 592, 648, 666, 842, 888, 999, 1263, 1296, 1332, 1684, 1776, 1998, 2526, 2664, 2997, 3368, 3789, 3996, 5052, 5328, 5994, 6736, 7578, 7992, 10104, 11367, 11988, 15156, 15577, 15984, 20208, 22734, 23976, 30312, 31154, 34101, 45468, 46731, 47952, 60624, 62308, 68202, 90936, 93462, 124616, 136404, 140193, 181872, 186924, 249232, 272808, 280386, 373848, 420579, 545616, 560772, 747696, 841158, 1121544, 1261737, 1682316, 2243088, 2523474, 3364632, 5046948, 6729264, 10093896, 20187792]

約数ペア:

[(1, 20187792), (2, 10093896), (3, 6729264), (4, 5046948), (6, 3364632), (8, 2523474), (9, 2243088), (12, 1682316), (16, 1261737), (18, 1121544), (24, 841158), (27, 747696), (36, 560772), (37, 545616), (48, 420579), (54, 373848), (72, 280386), (74, 272808), (81, 249232), (108, 186924), (111, 181872), (144, 140193), (148, 136404), (162, 124616), (216, 93462), (222, 90936), (296, 68202), (324, 62308), (333, 60624), (421, 47952), (432, 46731), (444, 45468), (592, 34101), (648, 31154), (666, 30312), (842, 23976), (888, 22734), (999, 20208), (1263, 15984), (1296, 15577), (1332, 15156), (1684, 11988), (1776, 11367), (1998, 10104), (2526, 7992), (2664, 7578), (2997, 6736), (3368, 5994), (3789, 5328), (3996, 5052)]