18083416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 20623784

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 71, 79, 104, 124, 142, 158, 248, 284, 316, 403, 568, 632, 806, 923, 1027, 1612, 1846, 2054, 2201, 2449, 3224, 3692, 4108, 4402, 4898, 5609, 7384, 8216, 8804, 9796, 11218, 17608, 19592, 22436, 28613, 31837, 44872, 57226, 63674, 72917, 114452, 127348, 145834, 173879, 228904, 254696, 291668, 347758, 583336, 695516, 1391032, 2260427, 4520854, 9041708, 18083416]

約数ペア:

[(1, 18083416), (2, 9041708), (4, 4520854), (8, 2260427), (13, 1391032), (26, 695516), (31, 583336), (52, 347758), (62, 291668), (71, 254696), (79, 228904), (104, 173879), (124, 145834), (142, 127348), (158, 114452), (248, 72917), (284, 63674), (316, 57226), (403, 44872), (568, 31837), (632, 28613), (806, 22436), (923, 19592), (1027, 17608), (1612, 11218), (1846, 9796), (2054, 8804), (2201, 8216), (2449, 7384), (3224, 5609), (3692, 4898), (4108, 4402)]