20148180591

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2347}}^1\times {\mathrm{5309}}^1$

素因数の和:7684

約数の個数: 48

約数和(自身を含む): 34112119680

約数和(自身を除く): 13963939089

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 2347, 5309, 7041, 15927, 16429, 25817, 37163, 49287, 58399, 77451, 111489, 115003, 175197, 180719, 260141, 345009, 408793, 542157, 780423, 1226379, 1265033, 2861551, 3795099, 8584653, 12460223, 37380669, 87221561, 137062453, 261664683, 411187359, 610550927, 959437171, 1831652781, 2878311513, 6716060197, 20148180591]

約数ペア:

[(1, 20148180591), (3, 6716060197), (7, 2878311513), (11, 1831652781), (21, 959437171), (33, 610550927), (49, 411187359), (77, 261664683), (147, 137062453), (231, 87221561), (539, 37380669), (1617, 12460223), (2347, 8584653), (5309, 3795099), (7041, 2861551), (15927, 1265033), (16429, 1226379), (25817, 780423), (37163, 542157), (49287, 408793), (58399, 345009), (77451, 260141), (111489, 180719), (115003, 175197)]