1238477038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{66923}}^1$

素因数の和:67431

約数の個数: 16

約数和(自身を含む): 1959534720

約数和(自身を除く): 721057682

約数列:

[1, 2, 19, 38, 487, 974, 9253, 18506, 66923, 133846, 1271537, 2543074, 32591501, 65183002, 619238519, 1238477038]

約数ペア:

[(1, 1238477038), (2, 619238519), (19, 65183002), (38, 32591501), (487, 2543074), (974, 1271537), (9253, 133846), (18506, 66923)]