40668212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{12821}}^1$

素因数の和:12899

約数の個数: 24

約数和(自身を含む): 77906472

約数和(自身を除く): 37238260

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 12821, 25642, 51284, 166673, 333346, 666692, 782081, 1564162, 3128324, 10167053, 20334106, 40668212]

約数ペア:

[(1, 40668212), (2, 20334106), (4, 10167053), (13, 3128324), (26, 1564162), (52, 782081), (61, 666692), (122, 333346), (244, 166673), (793, 51284), (1586, 25642), (3172, 12821)]