18087524

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 42900480

約数和(自身を除く): 24812956

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 37, 52, 68, 74, 79, 91, 119, 148, 158, 182, 221, 238, 259, 316, 364, 442, 476, 481, 518, 553, 629, 884, 962, 1027, 1036, 1106, 1258, 1343, 1547, 1924, 2054, 2212, 2516, 2686, 2923, 3094, 3367, 4108, 4403, 5372, 5846, 6188, 6734, 7189, 8177, 8806, 9401, 11692, 13468, 14378, 16354, 17459, 17612, 18802, 20461, 28756, 32708, 34918, 37604, 37999, 40922, 49691, 57239, 69836, 75998, 81844, 99382, 114478, 122213, 151996, 198764, 228956, 244426, 265993, 347837, 488852, 531986, 645983, 695674, 1063972, 1291966, 1391348, 2583932, 4521881, 9043762, 18087524]

約数ペア:

[(1, 18087524), (2, 9043762), (4, 4521881), (7, 2583932), (13, 1391348), (14, 1291966), (17, 1063972), (26, 695674), (28, 645983), (34, 531986), (37, 488852), (52, 347837), (68, 265993), (74, 244426), (79, 228956), (91, 198764), (119, 151996), (148, 122213), (158, 114478), (182, 99382), (221, 81844), (238, 75998), (259, 69836), (316, 57239), (364, 49691), (442, 40922), (476, 37999), (481, 37604), (518, 34918), (553, 32708), (629, 28756), (884, 20461), (962, 18802), (1027, 17612), (1036, 17459), (1106, 16354), (1258, 14378), (1343, 13468), (1547, 11692), (1924, 9401), (2054, 8806), (2212, 8177), (2516, 7189), (2686, 6734), (2923, 6188), (3094, 5846), (3367, 5372), (4108, 4403)]