18430542

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1097

約数の個数: 48

約数和(自身を含む): 43592640

約数和(自身を除く): 25162098

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 79, 117, 158, 234, 237, 474, 711, 997, 1027, 1422, 1994, 2054, 2991, 3081, 5982, 6162, 8973, 9243, 12961, 17946, 18486, 25922, 38883, 77766, 78763, 116649, 157526, 233298, 236289, 472578, 708867, 1023919, 1417734, 2047838, 3071757, 6143514, 9215271, 18430542]

約数ペア:

[(1, 18430542), (2, 9215271), (3, 6143514), (6, 3071757), (9, 2047838), (13, 1417734), (18, 1023919), (26, 708867), (39, 472578), (78, 236289), (79, 233298), (117, 157526), (158, 116649), (234, 78763), (237, 77766), (474, 38883), (711, 25922), (997, 18486), (1027, 17946), (1422, 12961), (1994, 9243), (2054, 8973), (2991, 6162), (3081, 5982)]