17974736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{839}}^1$

素因数の和:963

約数の個数: 40

約数和(自身を含む): 37914240

約数和(自身を除く): 19939504

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 824, 839, 1339, 1648, 1678, 2678, 3356, 5356, 6712, 10712, 10907, 13424, 21424, 21814, 43628, 86417, 87256, 172834, 174512, 345668, 691336, 1123421, 1382672, 2246842, 4493684, 8987368, 17974736]

約数ペア:

[(1, 17974736), (2, 8987368), (4, 4493684), (8, 2246842), (13, 1382672), (16, 1123421), (26, 691336), (52, 345668), (103, 174512), (104, 172834), (206, 87256), (208, 86417), (412, 43628), (824, 21814), (839, 21424), (1339, 13424), (1648, 10907), (1678, 10712), (2678, 6712), (3356, 5356)]