20135133915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{195193}}^1$

素因数の和:195260

約数の個数: 48

約数和(自身を含む): 36268606752

約数和(自身を除く): 16133472837

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 529, 897, 1495, 1587, 2645, 4485, 6877, 7935, 20631, 34385, 103155, 195193, 585579, 975965, 2537509, 2927895, 4489439, 7612527, 12687545, 13468317, 22447195, 38062635, 58362707, 67341585, 103257097, 175088121, 291813535, 309771291, 516285485, 875440605, 1342342261, 1548856455, 4027026783, 6711711305, 20135133915]

約数ペア:

[(1, 20135133915), (3, 6711711305), (5, 4027026783), (13, 1548856455), (15, 1342342261), (23, 875440605), (39, 516285485), (65, 309771291), (69, 291813535), (115, 175088121), (195, 103257097), (299, 67341585), (345, 58362707), (529, 38062635), (897, 22447195), (1495, 13468317), (1587, 12687545), (2645, 7612527), (4485, 4489439), (6877, 2927895), (7935, 2537509), (20631, 975965), (34385, 585579), (103155, 195193)]