20023692

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2731}}^1$

素因数の和:2798

約数の個数: 48

約数和(自身を含む): 51405312

約数和(自身を除く): 31381620

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 2731, 3666, 5462, 7332, 8193, 10924, 16386, 32772, 35503, 71006, 106509, 128357, 142012, 213018, 256714, 385071, 426036, 513428, 770142, 1540284, 1668641, 3337282, 5005923, 6674564, 10011846, 20023692]

約数ペア:

[(1, 20023692), (2, 10011846), (3, 6674564), (4, 5005923), (6, 3337282), (12, 1668641), (13, 1540284), (26, 770142), (39, 513428), (47, 426036), (52, 385071), (78, 256714), (94, 213018), (141, 142012), (156, 128357), (188, 106509), (282, 71006), (564, 35503), (611, 32772), (1222, 16386), (1833, 10924), (2444, 8193), (2731, 7332), (3666, 5462)]