19062561

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 30855168

約数和(自身を除く): 11792607

約数列:

[1, 3, 7, 21, 23, 61, 69, 161, 183, 427, 483, 647, 1281, 1403, 1941, 4209, 4529, 9821, 13587, 14881, 29463, 39467, 44643, 104167, 118401, 276269, 312501, 828807, 907741, 2723223, 6354187, 19062561]

約数ペア:

[(1, 19062561), (3, 6354187), (7, 2723223), (21, 907741), (23, 828807), (61, 312501), (69, 276269), (161, 118401), (183, 104167), (427, 44643), (483, 39467), (647, 29463), (1281, 14881), (1403, 13587), (1941, 9821), (4209, 4529)]