20154991654

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{12740197}}^1$

素因数の和:12740319

約数の個数: 16

約数和(自身を含む): 34857181728

約数和(自身を除く): 14702190074

約数列:

[1, 2, 7, 14, 113, 226, 791, 1582, 12740197, 25480394, 89181379, 178362758, 1439642261, 2879284522, 10077495827, 20154991654]

約数ペア:

[(1, 20154991654), (2, 10077495827), (7, 2879284522), (14, 1439642261), (113, 178362758), (226, 89181379), (791, 25480394), (1582, 12740197)]