20151585872

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{281321}}^1$

素因数の和:281388

約数の個数: 60

約数和(自身を含む): 44075843028

約数和(自身を除く): 23924257156

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 121, 148, 176, 242, 296, 407, 484, 592, 814, 968, 1628, 1936, 3256, 4477, 6512, 8954, 17908, 35816, 71632, 281321, 562642, 1125284, 2250568, 3094531, 4501136, 6189062, 10408877, 12378124, 20817754, 24756248, 34039841, 41635508, 49512496, 68079682, 83271016, 114497647, 136159364, 166542032, 228995294, 272318728, 457990588, 544637456, 915981176, 1259474117, 1831962352, 2518948234, 5037896468, 10075792936, 20151585872]

約数ペア:

[(1, 20151585872), (2, 10075792936), (4, 5037896468), (8, 2518948234), (11, 1831962352), (16, 1259474117), (22, 915981176), (37, 544637456), (44, 457990588), (74, 272318728), (88, 228995294), (121, 166542032), (148, 136159364), (176, 114497647), (242, 83271016), (296, 68079682), (407, 49512496), (484, 41635508), (592, 34039841), (814, 24756248), (968, 20817754), (1628, 12378124), (1936, 10408877), (3256, 6189062), (4477, 4501136), (6512, 3094531), (8954, 2250568), (17908, 1125284), (35816, 562642), (71632, 281321)]