299405968

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{210257}}^1$

素因数の和:210354

約数の個数: 20

約数和(自身を含む): 586619820

約数和(自身を除く): 287213852

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 210257, 420514, 841028, 1682056, 3364112, 18712873, 37425746, 74851492, 149702984, 299405968]

約数ペア:

[(1, 299405968), (2, 149702984), (4, 74851492), (8, 37425746), (16, 18712873), (89, 3364112), (178, 1682056), (356, 841028), (712, 420514), (1424, 210257)]