20637432

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{6991}}^1$

素因数の和:7044

約数の個数: 48

約数和(自身を含む): 57264480

約数和(自身を除く): 36627048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 6991, 13982, 20973, 27964, 41946, 55928, 62919, 83892, 125838, 167784, 251676, 286631, 503352, 573262, 859893, 1146524, 1719786, 2293048, 2579679, 3439572, 5159358, 6879144, 10318716, 20637432]

約数ペア:

[(1, 20637432), (2, 10318716), (3, 6879144), (4, 5159358), (6, 3439572), (8, 2579679), (9, 2293048), (12, 1719786), (18, 1146524), (24, 859893), (36, 573262), (41, 503352), (72, 286631), (82, 251676), (123, 167784), (164, 125838), (246, 83892), (328, 62919), (369, 55928), (492, 41946), (738, 27964), (984, 20973), (1476, 13982), (2952, 6991)]