2019998281

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{1879}}^1$

素因数の和:2101

約数の個数: 32

約数和(自身を含む): 2490624000

約数和(自身を除く): 470625719

約数列:

[1, 7, 19, 59, 133, 137, 413, 959, 1121, 1879, 2603, 7847, 8083, 13153, 18221, 35701, 56581, 110861, 153577, 249907, 257423, 776027, 1075039, 1801961, 2106359, 4891037, 14744513, 15187957, 34237259, 106315699, 288571183, 2019998281]

約数ペア:

[(1, 2019998281), (7, 288571183), (19, 106315699), (59, 34237259), (133, 15187957), (137, 14744513), (413, 4891037), (959, 2106359), (1121, 1801961), (1879, 1075039), (2603, 776027), (7847, 257423), (8083, 249907), (13153, 153577), (18221, 110861), (35701, 56581)]