212045488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{779579}}^1$

素因数の和:779604

約数の個数: 20

約数和(自身を含む): 435005640

約数和(自身を除く): 222960152

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 779579, 1559158, 3118316, 6236632, 12473264, 13252843, 26505686, 53011372, 106022744, 212045488]

約数ペア:

[(1, 212045488), (2, 106022744), (4, 53011372), (8, 26505686), (16, 13252843), (17, 12473264), (34, 6236632), (68, 3118316), (136, 1559158), (272, 779579)]