19537936

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3581}}^1$

素因数の和:3631

約数の個数: 40

約数和(自身を含む): 42640128

約数和(自身を除く): 23102192

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 3581, 5456, 7162, 14324, 28648, 39391, 57296, 78782, 111011, 157564, 222022, 315128, 444044, 630256, 888088, 1221121, 1776176, 2442242, 4884484, 9768968, 19537936]

約数ペア:

[(1, 19537936), (2, 9768968), (4, 4884484), (8, 2442242), (11, 1776176), (16, 1221121), (22, 888088), (31, 630256), (44, 444044), (62, 315128), (88, 222022), (124, 157564), (176, 111011), (248, 78782), (341, 57296), (496, 39391), (682, 28648), (1364, 14324), (2728, 7162), (3581, 5456)]