388634968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{977}}^1\times {\mathrm{2617}}^1$

素因数の和:3619

約数の個数: 32

約数和(自身を含む): 768121200

約数和(自身を除く): 379486232

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 977, 1954, 2617, 3908, 5234, 7816, 10468, 18563, 20936, 37126, 49723, 74252, 99446, 148504, 198892, 397784, 2556809, 5113618, 10227236, 20454472, 48579371, 97158742, 194317484, 388634968]

約数ペア:

[(1, 388634968), (2, 194317484), (4, 97158742), (8, 48579371), (19, 20454472), (38, 10227236), (76, 5113618), (152, 2556809), (977, 397784), (1954, 198892), (2617, 148504), (3908, 99446), (5234, 74252), (7816, 49723), (10468, 37126), (18563, 20936)]