18490446

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2549}}^1$

素因数の和:2601

約数の個数: 48

約数和(自身を含む): 44553600

約数和(自身を除く): 26063154

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 2549, 3627, 5098, 7254, 7647, 15294, 22941, 33137, 45882, 66274, 79019, 99411, 158038, 198822, 237057, 298233, 474114, 596466, 711171, 1027247, 1422342, 2054494, 3081741, 6163482, 9245223, 18490446]

約数ペア:

[(1, 18490446), (2, 9245223), (3, 6163482), (6, 3081741), (9, 2054494), (13, 1422342), (18, 1027247), (26, 711171), (31, 596466), (39, 474114), (62, 298233), (78, 237057), (93, 198822), (117, 158038), (186, 99411), (234, 79019), (279, 66274), (403, 45882), (558, 33137), (806, 22941), (1209, 15294), (2418, 7647), (2549, 7254), (3627, 5098)]