2191782928

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{11257}}^1$

素因数の和:11591

約数の個数: 40

約数和(自身を含む): 4361079008

約数和(自身を除く): 2169296080

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 283, 344, 566, 688, 1132, 2264, 4528, 11257, 12169, 22514, 24338, 45028, 48676, 90056, 97352, 180112, 194704, 484051, 968102, 1936204, 3185731, 3872408, 6371462, 7744816, 12742924, 25485848, 50971696, 136986433, 273972866, 547945732, 1095891464, 2191782928]

約数ペア:

[(1, 2191782928), (2, 1095891464), (4, 547945732), (8, 273972866), (16, 136986433), (43, 50971696), (86, 25485848), (172, 12742924), (283, 7744816), (344, 6371462), (566, 3872408), (688, 3185731), (1132, 1936204), (2264, 968102), (4528, 484051), (11257, 194704), (12169, 180112), (22514, 97352), (24338, 90056), (45028, 48676)]