19411668

素因数分解:

$2^2\times 3^2\times {\mathrm{523}}^1\times {\mathrm{1031}}^1$

素因数の和:1564

約数の個数: 36

約数和(自身を含む): 49209888

約数和(自身を除く): 29798220

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 523, 1031, 1046, 1569, 2062, 2092, 3093, 3138, 4124, 4707, 6186, 6276, 9279, 9414, 12372, 18558, 18828, 37116, 539213, 1078426, 1617639, 2156852, 3235278, 4852917, 6470556, 9705834, 19411668]

約数ペア:

[(1, 19411668), (2, 9705834), (3, 6470556), (4, 4852917), (6, 3235278), (9, 2156852), (12, 1617639), (18, 1078426), (36, 539213), (523, 37116), (1031, 18828), (1046, 18558), (1569, 12372), (2062, 9414), (2092, 9279), (3093, 6276), (3138, 6186), (4124, 4707)]