20169645

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 33696000

約数和(自身を除く): 13526355

約数列:

[1, 3, 5, 15, 29, 87, 145, 199, 233, 435, 597, 699, 995, 1165, 2985, 3495, 5771, 6757, 17313, 20271, 28855, 33785, 46367, 86565, 101355, 139101, 231835, 695505, 1344643, 4033929, 6723215, 20169645]

約数ペア:

[(1, 20169645), (3, 6723215), (5, 4033929), (15, 1344643), (29, 695505), (87, 231835), (145, 139101), (199, 101355), (233, 86565), (435, 46367), (597, 33785), (699, 28855), (995, 20271), (1165, 17313), (2985, 6757), (3495, 5771)]