18510844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 37481472

約数和(自身を除く): 18970628

約数列:

[1, 2, 4, 11, 22, 31, 41, 44, 62, 82, 124, 164, 331, 341, 451, 662, 682, 902, 1271, 1324, 1364, 1804, 2542, 3641, 5084, 7282, 10261, 13571, 13981, 14564, 20522, 27142, 27962, 41044, 54284, 55924, 112871, 149281, 225742, 298562, 420701, 451484, 597124, 841402, 1682804, 4627711, 9255422, 18510844]

約数ペア:

[(1, 18510844), (2, 9255422), (4, 4627711), (11, 1682804), (22, 841402), (31, 597124), (41, 451484), (44, 420701), (62, 298562), (82, 225742), (124, 149281), (164, 112871), (331, 55924), (341, 54284), (451, 41044), (662, 27962), (682, 27142), (902, 20522), (1271, 14564), (1324, 13981), (1364, 13571), (1804, 10261), (2542, 7282), (3641, 5084)]