20216502628

素因数分解:

$2^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{521}}^1\times {\mathrm{5003}}^1$

素因数の和:5812

約数の個数: 48

約数和(自身を含む): 40664985984

約数和(自身を除く): 20448483356

約数列:

[1, 2, 4, 7, 14, 28, 277, 521, 554, 1042, 1108, 1939, 2084, 3647, 3878, 5003, 7294, 7756, 10006, 14588, 20012, 35021, 70042, 140084, 144317, 288634, 577268, 1010219, 1385831, 2020438, 2606563, 2771662, 4040876, 5213126, 5543324, 9700817, 10426252, 18245941, 19401634, 36491882, 38803268, 72983764, 722017951, 1444035902, 2888071804, 5054125657, 10108251314, 20216502628]

約数ペア:

[(1, 20216502628), (2, 10108251314), (4, 5054125657), (7, 2888071804), (14, 1444035902), (28, 722017951), (277, 72983764), (521, 38803268), (554, 36491882), (1042, 19401634), (1108, 18245941), (1939, 10426252), (2084, 9700817), (3647, 5543324), (3878, 5213126), (5003, 4040876), (7294, 2771662), (7756, 2606563), (10006, 2020438), (14588, 1385831), (20012, 1010219), (35021, 577268), (70042, 288634), (140084, 144317)]