18507423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 28304640

約数和(自身を除く): 9797217

約数列:

[1, 3, 11, 29, 33, 83, 87, 233, 249, 319, 699, 913, 957, 2407, 2563, 2739, 6757, 7221, 7689, 19339, 20271, 26477, 58017, 74327, 79431, 212729, 222981, 560831, 638187, 1682493, 6169141, 18507423]

約数ペア:

[(1, 18507423), (3, 6169141), (11, 1682493), (29, 638187), (33, 560831), (83, 222981), (87, 212729), (233, 79431), (249, 74327), (319, 58017), (699, 26477), (913, 20271), (957, 19339), (2407, 7689), (2563, 7221), (2739, 6757)]