20306916

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{26861}}^1$

素因数の和:26881

約数の個数: 48

約数和(自身を含む): 60170880

約数和(自身を除く): 39863964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 26861, 53722, 80583, 107444, 161166, 188027, 241749, 322332, 376054, 483498, 564081, 725247, 752108, 966996, 1128162, 1450494, 1692243, 2256324, 2900988, 3384486, 5076729, 6768972, 10153458, 20306916]

約数ペア:

[(1, 20306916), (2, 10153458), (3, 6768972), (4, 5076729), (6, 3384486), (7, 2900988), (9, 2256324), (12, 1692243), (14, 1450494), (18, 1128162), (21, 966996), (27, 752108), (28, 725247), (36, 564081), (42, 483498), (54, 376054), (63, 322332), (84, 241749), (108, 188027), (126, 161166), (189, 107444), (252, 80583), (378, 53722), (756, 26861)]