18663603

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2273}}^1$

素因数の和:2323

約数の個数: 32

約数和(自身を含む): 31435776

約数和(自身を除く): 12772173

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2273, 2737, 6819, 8211, 15911, 38641, 47733, 52279, 115923, 156837, 270487, 365953, 811461, 888743, 1097859, 2666229, 6221201, 18663603]

約数ペア:

[(1, 18663603), (3, 6221201), (7, 2666229), (17, 1097859), (21, 888743), (23, 811461), (51, 365953), (69, 270487), (119, 156837), (161, 115923), (357, 52279), (391, 47733), (483, 38641), (1173, 15911), (2273, 8211), (2737, 6819)]