201720272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{969809}}^1$

素因数の和:969830

約数の個数: 20

約数和(自身を含む): 420897540

約数和(自身を除く): 219177268

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 969809, 1939618, 3879236, 7758472, 12607517, 15516944, 25215034, 50430068, 100860136, 201720272]

約数ペア:

[(1, 201720272), (2, 100860136), (4, 50430068), (8, 25215034), (13, 15516944), (16, 12607517), (26, 7758472), (52, 3879236), (104, 1939618), (208, 969809)]