18889720652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1019}}^1\times {\mathrm{5333}}^1$

素因数の和:6446

約数の個数: 48

約数和(自身を含む): 36561369600

約数和(自身を除く): 17671648948

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1019, 1738, 2038, 3476, 4076, 5333, 10666, 11209, 21332, 22418, 44836, 58663, 80501, 117326, 161002, 234652, 322004, 421307, 842614, 885511, 1685228, 1771022, 3542044, 4634377, 5434327, 9268754, 10868654, 18537508, 21737308, 59777597, 119555194, 239110388, 429311833, 858623666, 1717247332, 4722430163, 9444860326, 18889720652]

約数ペア:

[(1, 18889720652), (2, 9444860326), (4, 4722430163), (11, 1717247332), (22, 858623666), (44, 429311833), (79, 239110388), (158, 119555194), (316, 59777597), (869, 21737308), (1019, 18537508), (1738, 10868654), (2038, 9268754), (3476, 5434327), (4076, 4634377), (5333, 3542044), (10666, 1771022), (11209, 1685228), (21332, 885511), (22418, 842614), (44836, 421307), (58663, 322004), (80501, 234652), (117326, 161002)]