18211300

素因数分解:

$2^2\times 5^2\times {\mathrm{269}}^1\times {\mathrm{677}}^1$

素因数の和:960

約数の個数: 36

約数和(自身を含む): 39724020

約数和(自身を除く): 21512720

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 269, 538, 677, 1076, 1345, 1354, 2690, 2708, 3385, 5380, 6725, 6770, 13450, 13540, 16925, 26900, 33850, 67700, 182113, 364226, 728452, 910565, 1821130, 3642260, 4552825, 9105650, 18211300]

約数ペア:

[(1, 18211300), (2, 9105650), (4, 4552825), (5, 3642260), (10, 1821130), (20, 910565), (25, 728452), (50, 364226), (100, 182113), (269, 67700), (538, 33850), (677, 26900), (1076, 16925), (1345, 13540), (1354, 13450), (2690, 6770), (2708, 6725), (3385, 5380)]