18424978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2801}}^1$

素因数の和:2850

約数の個数: 32

約数和(自身を含む): 33892992

約数和(自身を除く): 15468014

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 143, 253, 286, 299, 506, 598, 2801, 3289, 5602, 6578, 30811, 36413, 61622, 64423, 72826, 128846, 400543, 708653, 801086, 837499, 1417306, 1674998, 9212489, 18424978]

約数ペア:

[(1, 18424978), (2, 9212489), (11, 1674998), (13, 1417306), (22, 837499), (23, 801086), (26, 708653), (46, 400543), (143, 128846), (253, 72826), (286, 64423), (299, 61622), (506, 36413), (598, 30811), (2801, 6578), (3289, 5602)]