131458736

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{19609}}^1$

素因数の和:20036

約数の個数: 20

約数和(自身を含む): 255322200

約数和(自身を除く): 123863464

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3352, 6704, 19609, 39218, 78436, 156872, 313744, 8216171, 16432342, 32864684, 65729368, 131458736]

約数ペア:

[(1, 131458736), (2, 65729368), (4, 32864684), (8, 16432342), (16, 8216171), (419, 313744), (838, 156872), (1676, 78436), (3352, 39218), (6704, 19609)]