20196434528

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{643}}^1\times {\mathrm{31663}}^1$

素因数の和:32347

約数の個数: 48

約数和(自身を含む): 41109497856

約数和(自身を除く): 20913063328

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 643, 992, 1286, 2572, 5144, 10288, 19933, 20576, 31663, 39866, 63326, 79732, 126652, 159464, 253304, 318928, 506608, 637856, 981553, 1013216, 1963106, 3926212, 7852424, 15704848, 20359309, 31409696, 40718618, 81437236, 162874472, 325748944, 631138579, 651497888, 1262277158, 2524554316, 5049108632, 10098217264, 20196434528]

約数ペア:

[(1, 20196434528), (2, 10098217264), (4, 5049108632), (8, 2524554316), (16, 1262277158), (31, 651497888), (32, 631138579), (62, 325748944), (124, 162874472), (248, 81437236), (496, 40718618), (643, 31409696), (992, 20359309), (1286, 15704848), (2572, 7852424), (5144, 3926212), (10288, 1963106), (19933, 1013216), (20576, 981553), (31663, 637856), (39866, 506608), (63326, 318928), (79732, 253304), (126652, 159464)]