20803773907

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{15619}}^1\times {\mathrm{8273}}^1$

素因数の和:23922

約数の個数: 16

約数和(自身を含む): 24814056960

約数和(自身を除く): 4010283053

約数列:

[1, 7, 23, 161, 8273, 15619, 57911, 109333, 190279, 359237, 1331953, 2514659, 129215987, 904511909, 2971967701, 20803773907]

約数ペア:

[(1, 20803773907), (7, 2971967701), (23, 904511909), (161, 129215987), (8273, 2514659), (15619, 1331953), (57911, 359237), (109333, 190279)]