19651736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5107}}^1$

素因数の和:5163

約数の個数: 32

約数和(自身を含む): 40761840

約数和(自身を除く): 21110104

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 5107, 10214, 20428, 40856, 66391, 132782, 188959, 265564, 377918, 531128, 755836, 1511672, 2456467, 4912934, 9825868, 19651736]

約数ペア:

[(1, 19651736), (2, 9825868), (4, 4912934), (8, 2456467), (13, 1511672), (26, 755836), (37, 531128), (52, 377918), (74, 265564), (104, 188959), (148, 132782), (296, 66391), (481, 40856), (962, 20428), (1924, 10214), (3848, 5107)]