20017914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6529}}^1$

素因数の和:6614

約数の個数: 32

約数和(自身を含む): 46389120

約数和(自身を除く): 26371206

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 6529, 13058, 19587, 39174, 45703, 91406, 137109, 274218, 476617, 953234, 1429851, 2859702, 3336319, 6672638, 10008957, 20017914]

約数ペア:

[(1, 20017914), (2, 10008957), (3, 6672638), (6, 3336319), (7, 2859702), (14, 1429851), (21, 953234), (42, 476617), (73, 274218), (146, 137109), (219, 91406), (438, 45703), (511, 39174), (1022, 19587), (1533, 13058), (3066, 6529)]