20442044

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^2\times {\mathrm{137}}^1$

素因数の和:294

約数の個数: 36

約数和(自身を含む): 41754384

約数和(自身を除く): 21312340

約数列:

[1, 2, 4, 7, 14, 28, 73, 137, 146, 274, 292, 511, 548, 959, 1022, 1918, 2044, 3836, 5329, 10001, 10658, 20002, 21316, 37303, 40004, 70007, 74606, 140014, 149212, 280028, 730073, 1460146, 2920292, 5110511, 10221022, 20442044]

約数ペア:

[(1, 20442044), (2, 10221022), (4, 5110511), (7, 2920292), (14, 1460146), (28, 730073), (73, 280028), (137, 149212), (146, 140014), (274, 74606), (292, 70007), (511, 40004), (548, 37303), (959, 21316), (1022, 20002), (1918, 10658), (2044, 10001), (3836, 5329)]