20697642

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{164267}}^1$

素因数の和:164282

約数の個数: 24

約数和(自身を含む): 51251616

約数和(自身を除く): 30553974

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 164267, 328534, 492801, 985602, 1149869, 1478403, 2299738, 2956806, 3449607, 6899214, 10348821, 20697642]

約数ペア:

[(1, 20697642), (2, 10348821), (3, 6899214), (6, 3449607), (7, 2956806), (9, 2299738), (14, 1478403), (18, 1149869), (21, 985602), (42, 492801), (63, 328534), (126, 164267)]