20015190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17107}}^1$

素因数の和:17133

約数の個数: 48

約数和(自身を含む): 56045808

約数和(自身を除く): 36030618

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17107, 34214, 51321, 85535, 102642, 153963, 171070, 222391, 256605, 307926, 444782, 513210, 667173, 769815, 1111955, 1334346, 1539630, 2001519, 2223910, 3335865, 4003038, 6671730, 10007595, 20015190]

約数ペア:

[(1, 20015190), (2, 10007595), (3, 6671730), (5, 4003038), (6, 3335865), (9, 2223910), (10, 2001519), (13, 1539630), (15, 1334346), (18, 1111955), (26, 769815), (30, 667173), (39, 513210), (45, 444782), (65, 307926), (78, 256605), (90, 222391), (117, 171070), (130, 153963), (195, 102642), (234, 85535), (390, 51321), (585, 34214), (1170, 17107)]