18746286

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1613}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 40672800

約数和(自身を除く): 21926514

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 149, 298, 447, 894, 1613, 1937, 3226, 3874, 4839, 5811, 9678, 11622, 20969, 41938, 62907, 125814, 240337, 480674, 721011, 1442022, 3124381, 6248762, 9373143, 18746286]

約数ペア:

[(1, 18746286), (2, 9373143), (3, 6248762), (6, 3124381), (13, 1442022), (26, 721011), (39, 480674), (78, 240337), (149, 125814), (298, 62907), (447, 41938), (894, 20969), (1613, 11622), (1937, 9678), (3226, 5811), (3874, 4839)]