20376978

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 41743296

約数和(自身を除く): 21366318

約数列:

[1, 2, 3, 6, 67, 134, 173, 201, 293, 346, 402, 519, 586, 879, 1038, 1758, 11591, 19631, 23182, 34773, 39262, 50689, 58893, 69546, 101378, 117786, 152067, 304134, 3396163, 6792326, 10188489, 20376978]

約数ペア:

[(1, 20376978), (2, 10188489), (3, 6792326), (6, 3396163), (67, 304134), (134, 152067), (173, 117786), (201, 101378), (293, 69546), (346, 58893), (402, 50689), (519, 39262), (586, 34773), (879, 23182), (1038, 19631), (1758, 11591)]