2980188

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{4357}}^1$

素因数の和:4386

約数の個数: 36

約数和(自身を含む): 7931560

約数和(自身を除く): 4951372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 4357, 8714, 13071, 17428, 26142, 39213, 52284, 78426, 82783, 156852, 165566, 248349, 331132, 496698, 745047, 993396, 1490094, 2980188]

約数ペア:

[(1, 2980188), (2, 1490094), (3, 993396), (4, 745047), (6, 496698), (9, 331132), (12, 248349), (18, 165566), (19, 156852), (36, 82783), (38, 78426), (57, 52284), (76, 39213), (114, 26142), (171, 17428), (228, 13071), (342, 8714), (684, 4357)]