19463145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{661}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 33809664

約数和(自身を除く): 14346519

約数列:

[1, 3, 5, 13, 15, 39, 65, 151, 195, 453, 661, 755, 1963, 1983, 2265, 3305, 5889, 8593, 9815, 9915, 25779, 29445, 42965, 99811, 128895, 299433, 499055, 1297543, 1497165, 3892629, 6487715, 19463145]

約数ペア:

[(1, 19463145), (3, 6487715), (5, 3892629), (13, 1497165), (15, 1297543), (39, 499055), (65, 299433), (151, 128895), (195, 99811), (453, 42965), (661, 29445), (755, 25779), (1963, 9915), (1983, 9815), (2265, 8593), (3305, 5889)]