204319792

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{143483}}^1$

素因数の和:143580

約数の個数: 20

約数和(自身を含む): 400320360

約数和(自身を除く): 196000568

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 143483, 286966, 573932, 1147864, 2295728, 12769987, 25539974, 51079948, 102159896, 204319792]

約数ペア:

[(1, 204319792), (2, 102159896), (4, 51079948), (8, 25539974), (16, 12769987), (89, 2295728), (178, 1147864), (356, 573932), (712, 286966), (1424, 143483)]