19173591

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{3533}}^1$

素因数の和:3612

約数の個数: 20

約数和(自身を含む): 29077752

約数和(自身を除く): 9904161

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 3533, 5427, 10599, 31797, 95391, 236711, 286173, 710133, 2130399, 6391197, 19173591]

約数ペア:

[(1, 19173591), (3, 6391197), (9, 2130399), (27, 710133), (67, 286173), (81, 236711), (201, 95391), (603, 31797), (1809, 10599), (3533, 5427)]