18673473

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{937}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 31096576

約数和(自身を除く): 12423103

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 937, 949, 1533, 2811, 2847, 6559, 6643, 12181, 19677, 19929, 36543, 68401, 85267, 205203, 255801, 478807, 889213, 1436421, 2667639, 6224491, 18673473]

約数ペア:

[(1, 18673473), (3, 6224491), (7, 2667639), (13, 1436421), (21, 889213), (39, 478807), (73, 255801), (91, 205203), (219, 85267), (273, 68401), (511, 36543), (937, 19929), (949, 19677), (1533, 12181), (2811, 6643), (2847, 6559)]