19959108

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1319}}^1$

素因数の和:1436

約数の個数: 48

約数和(自身を含む): 50709120

約数和(自身を除く): 30750012

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 97, 156, 194, 291, 388, 582, 1164, 1261, 1319, 2522, 2638, 3783, 3957, 5044, 5276, 7566, 7914, 15132, 15828, 17147, 34294, 51441, 68588, 102882, 127943, 205764, 255886, 383829, 511772, 767658, 1535316, 1663259, 3326518, 4989777, 6653036, 9979554, 19959108]

約数ペア:

[(1, 19959108), (2, 9979554), (3, 6653036), (4, 4989777), (6, 3326518), (12, 1663259), (13, 1535316), (26, 767658), (39, 511772), (52, 383829), (78, 255886), (97, 205764), (156, 127943), (194, 102882), (291, 68588), (388, 51441), (582, 34294), (1164, 17147), (1261, 15828), (1319, 15132), (2522, 7914), (2638, 7566), (3783, 5276), (3957, 5044)]