20550762

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{523}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 46594080

約数和(自身を除く): 26043318

約数列:

[1, 2, 3, 6, 9, 18, 37, 59, 74, 111, 118, 177, 222, 333, 354, 523, 531, 666, 1046, 1062, 1569, 2183, 3138, 4366, 4707, 6549, 9414, 13098, 19351, 19647, 30857, 38702, 39294, 58053, 61714, 92571, 116106, 174159, 185142, 277713, 348318, 555426, 1141709, 2283418, 3425127, 6850254, 10275381, 20550762]

約数ペア:

[(1, 20550762), (2, 10275381), (3, 6850254), (6, 3425127), (9, 2283418), (18, 1141709), (37, 555426), (59, 348318), (74, 277713), (111, 185142), (118, 174159), (177, 116106), (222, 92571), (333, 61714), (354, 58053), (523, 39294), (531, 38702), (666, 30857), (1046, 19647), (1062, 19351), (1569, 13098), (2183, 9414), (3138, 6549), (4366, 4707)]