18876495

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 33156864

約数和(自身を除く): 14280369

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 233, 491, 699, 1165, 1473, 2455, 2563, 3495, 5401, 7365, 7689, 12815, 16203, 27005, 38445, 81015, 114403, 343209, 572015, 1258433, 1716045, 3775299, 6292165, 18876495]

約数ペア:

[(1, 18876495), (3, 6292165), (5, 3775299), (11, 1716045), (15, 1258433), (33, 572015), (55, 343209), (165, 114403), (233, 81015), (491, 38445), (699, 27005), (1165, 16203), (1473, 12815), (2455, 7689), (2563, 7365), (3495, 5401)]