18201975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{22063}}^1$

素因数の和:22087

約数の個数: 24

約数和(自身を含む): 32831232

約数和(自身を除く): 14629257

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 22063, 66189, 110315, 242693, 330945, 551575, 728079, 1213465, 1654725, 3640395, 6067325, 18201975]

約数ペア:

[(1, 18201975), (3, 6067325), (5, 3640395), (11, 1654725), (15, 1213465), (25, 728079), (33, 551575), (55, 330945), (75, 242693), (165, 110315), (275, 66189), (825, 22063)]