20757646

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6709}}^1$

素因数の和:6748

約数の個数: 32

約数和(自身を含む): 40582080

約数和(自身を除く): 19824434

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 6709, 13418, 46963, 87217, 93926, 114053, 174434, 228106, 610519, 798371, 1221038, 1482689, 1596742, 2965378, 10378823, 20757646]

約数ペア:

[(1, 20757646), (2, 10378823), (7, 2965378), (13, 1596742), (14, 1482689), (17, 1221038), (26, 798371), (34, 610519), (91, 228106), (119, 174434), (182, 114053), (221, 93926), (238, 87217), (442, 46963), (1547, 13418), (3094, 6709)]