90218908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{8807}}^1$

素因数の和:9021

約数の個数: 24

約数和(自身を含む): 170910432

約数和(自身を除く): 80691524

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 5122, 8807, 10244, 17614, 35228, 114491, 228982, 457964, 1734979, 3469958, 6939916, 22554727, 45109454, 90218908]

約数ペア:

[(1, 90218908), (2, 45109454), (4, 22554727), (13, 6939916), (26, 3469958), (52, 1734979), (197, 457964), (394, 228982), (788, 114491), (2561, 35228), (5122, 17614), (8807, 10244)]