20162989998

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{257}}^1\times {\mathrm{31357}}^1$

素因数の和:31761

約数の個数: 48

約数和(自身を含む): 44173387440

約数和(自身を除く): 24010397442

約数列:

[1, 2, 3, 6, 9, 18, 139, 257, 278, 417, 514, 771, 834, 1251, 1542, 2313, 2502, 4626, 31357, 35723, 62714, 71446, 94071, 107169, 188142, 214338, 282213, 321507, 564426, 643014, 4358623, 8058749, 8717246, 13075869, 16117498, 24176247, 26151738, 39227607, 48352494, 72528741, 78455214, 145057482, 1120166111, 2240332222, 3360498333, 6720996666, 10081494999, 20162989998]

約数ペア:

[(1, 20162989998), (2, 10081494999), (3, 6720996666), (6, 3360498333), (9, 2240332222), (18, 1120166111), (139, 145057482), (257, 78455214), (278, 72528741), (417, 48352494), (514, 39227607), (771, 26151738), (834, 24176247), (1251, 16117498), (1542, 13075869), (2313, 8717246), (2502, 8058749), (4626, 4358623), (31357, 643014), (35723, 564426), (62714, 321507), (71446, 282213), (94071, 214338), (107169, 188142)]