20143219978

素因数分解:

$2^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{617}}^1\times {\mathrm{2543}}^1$

素因数の和:3307

約数の個数: 48

約数和(自身を含む): 35487517824

約数和(自身を除く): 15344297846

約数列:

[1, 2, 7, 14, 49, 98, 131, 262, 617, 917, 1234, 1834, 2543, 4319, 5086, 6419, 8638, 12838, 17801, 30233, 35602, 60466, 80827, 124607, 161654, 249214, 333133, 565789, 666266, 1131578, 1569031, 2331931, 3138062, 3960523, 4663862, 7921046, 10983217, 16323517, 21966434, 32647034, 76882519, 153765038, 205543061, 411086122, 1438801427, 2877602854, 10071609989, 20143219978]

約数ペア:

[(1, 20143219978), (2, 10071609989), (7, 2877602854), (14, 1438801427), (49, 411086122), (98, 205543061), (131, 153765038), (262, 76882519), (617, 32647034), (917, 21966434), (1234, 16323517), (1834, 10983217), (2543, 7921046), (4319, 4663862), (5086, 3960523), (6419, 3138062), (8638, 2331931), (12838, 1569031), (17801, 1131578), (30233, 666266), (35602, 565789), (60466, 333133), (80827, 249214), (124607, 161654)]