19936098616

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2598553}}^1$

素因数の和:2598703

約数の個数: 32

約数和(自身を含む): 43032054240

約数和(自身を除く): 23095955624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 3836, 7672, 2598553, 5197106, 10394212, 18189871, 20788424, 36379742, 72759484, 145518968, 356001761, 712003522, 1424007044, 2492012327, 2848014088, 4984024654, 9968049308, 19936098616]

約数ペア:

[(1, 19936098616), (2, 9968049308), (4, 4984024654), (7, 2848014088), (8, 2492012327), (14, 1424007044), (28, 712003522), (56, 356001761), (137, 145518968), (274, 72759484), (548, 36379742), (959, 20788424), (1096, 18189871), (1918, 10394212), (3836, 5197106), (7672, 2598553)]