2647156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 4964960

約数和(自身を除く): 2317804

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 571, 1142, 1159, 2284, 2318, 4636, 10849, 21698, 34831, 43396, 69662, 139324, 661789, 1323578, 2647156]

約数ペア:

[(1, 2647156), (2, 1323578), (4, 661789), (19, 139324), (38, 69662), (61, 43396), (76, 34831), (122, 21698), (244, 10849), (571, 4636), (1142, 2318), (1159, 2284)]