87920456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{17987}}^1$

素因数の和:18053

約数の個数: 32

約数和(自身を含む): 181319040

約数和(自身を除く): 93398584

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4888, 17987, 35974, 71948, 143896, 233831, 467662, 845389, 935324, 1690778, 1870648, 3381556, 6763112, 10990057, 21980114, 43960228, 87920456]

約数ペア:

[(1, 87920456), (2, 43960228), (4, 21980114), (8, 10990057), (13, 6763112), (26, 3381556), (47, 1870648), (52, 1690778), (94, 935324), (104, 845389), (188, 467662), (376, 233831), (611, 143896), (1222, 71948), (2444, 35974), (4888, 17987)]