18850884

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{811}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 47745600

約数和(自身を除く): 28894716

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 149, 156, 298, 447, 596, 811, 894, 1622, 1788, 1937, 2433, 3244, 3874, 4866, 5811, 7748, 9732, 10543, 11622, 21086, 23244, 31629, 42172, 63258, 120839, 126516, 241678, 362517, 483356, 725034, 1450068, 1570907, 3141814, 4712721, 6283628, 9425442, 18850884]

約数ペア:

[(1, 18850884), (2, 9425442), (3, 6283628), (4, 4712721), (6, 3141814), (12, 1570907), (13, 1450068), (26, 725034), (39, 483356), (52, 362517), (78, 241678), (149, 126516), (156, 120839), (298, 63258), (447, 42172), (596, 31629), (811, 23244), (894, 21086), (1622, 11622), (1788, 10543), (1937, 9732), (2433, 7748), (3244, 5811), (3874, 4866)]