20112898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 33707520

約数和(自身を除く): 13594622

約数列:

[1, 2, 13, 26, 47, 94, 109, 151, 218, 302, 611, 1222, 1417, 1963, 2834, 3926, 5123, 7097, 10246, 14194, 16459, 32918, 66599, 92261, 133198, 184522, 213967, 427934, 773573, 1547146, 10056449, 20112898]

約数ペア:

[(1, 20112898), (2, 10056449), (13, 1547146), (26, 773573), (47, 427934), (94, 213967), (109, 184522), (151, 133198), (218, 92261), (302, 66599), (611, 32918), (1222, 16459), (1417, 14194), (1963, 10246), (2834, 7097), (3926, 5123)]