20623018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 14858582

約数列:

[1, 2, 13, 19, 26, 38, 109, 218, 247, 383, 494, 766, 1417, 2071, 2834, 4142, 4979, 7277, 9958, 14554, 26923, 41747, 53846, 83494, 94601, 189202, 542711, 793193, 1085422, 1586386, 10311509, 20623018]

約数ペア:

[(1, 20623018), (2, 10311509), (13, 1586386), (19, 1085422), (26, 793193), (38, 542711), (109, 189202), (218, 94601), (247, 83494), (383, 53846), (494, 41747), (766, 26923), (1417, 14554), (2071, 9958), (2834, 7277), (4142, 4979)]