18902478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1297}}^1$

素因数の和:1656

約数の個数: 32

約数和(自身を含む): 43363584

約数和(自身を除く): 24461106

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 347, 694, 1041, 1297, 2082, 2429, 2594, 3891, 4858, 7287, 7782, 9079, 14574, 18158, 27237, 54474, 450059, 900118, 1350177, 2700354, 3150413, 6300826, 9451239, 18902478]

約数ペア:

[(1, 18902478), (2, 9451239), (3, 6300826), (6, 3150413), (7, 2700354), (14, 1350177), (21, 900118), (42, 450059), (347, 54474), (694, 27237), (1041, 18158), (1297, 14574), (2082, 9079), (2429, 7782), (2594, 7287), (3891, 4858)]