18187572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 49335552

約数和(自身を除く): 31147980

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 37, 39, 46, 52, 69, 74, 78, 92, 111, 137, 138, 148, 156, 222, 274, 276, 299, 411, 444, 481, 548, 598, 822, 851, 897, 962, 1196, 1443, 1644, 1702, 1781, 1794, 1924, 2553, 2886, 3151, 3404, 3562, 3588, 5069, 5106, 5343, 5772, 6302, 7124, 9453, 10138, 10212, 10686, 11063, 12604, 15207, 18906, 20276, 21372, 22126, 30414, 33189, 37812, 40963, 44252, 60828, 65897, 66378, 81926, 116587, 122889, 131794, 132756, 163852, 197691, 233174, 245778, 263588, 349761, 395382, 466348, 491556, 699522, 790764, 1399044, 1515631, 3031262, 4546893, 6062524, 9093786, 18187572]

約数ペア:

[(1, 18187572), (2, 9093786), (3, 6062524), (4, 4546893), (6, 3031262), (12, 1515631), (13, 1399044), (23, 790764), (26, 699522), (37, 491556), (39, 466348), (46, 395382), (52, 349761), (69, 263588), (74, 245778), (78, 233174), (92, 197691), (111, 163852), (137, 132756), (138, 131794), (148, 122889), (156, 116587), (222, 81926), (274, 66378), (276, 65897), (299, 60828), (411, 44252), (444, 40963), (481, 37812), (548, 33189), (598, 30414), (822, 22126), (851, 21372), (897, 20276), (962, 18906), (1196, 15207), (1443, 12604), (1644, 11063), (1702, 10686), (1781, 10212), (1794, 10138), (1924, 9453), (2553, 7124), (2886, 6302), (3151, 5772), (3404, 5343), (3562, 5106), (3588, 5069)]