18572379

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 29884416

約数和(自身を除く): 11312037

約数列:

[1, 3, 7, 21, 31, 47, 93, 141, 217, 329, 607, 651, 987, 1457, 1821, 4249, 4371, 10199, 12747, 18817, 28529, 30597, 56451, 85587, 131719, 199703, 395157, 599109, 884399, 2653197, 6190793, 18572379]

約数ペア:

[(1, 18572379), (3, 6190793), (7, 2653197), (21, 884399), (31, 599109), (47, 395157), (93, 199703), (141, 131719), (217, 85587), (329, 56451), (607, 30597), (651, 28529), (987, 18817), (1457, 12747), (1821, 10199), (4249, 4371)]