22151758

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:304

約数の個数: 32

約数和(自身を含む): 36403200

約数和(自身を除く): 14251442

約数列:

[1, 2, 19, 38, 47, 79, 94, 157, 158, 314, 893, 1501, 1786, 2983, 3002, 3713, 5966, 7379, 7426, 12403, 14758, 24806, 70547, 140201, 141094, 235657, 280402, 471314, 582941, 1165882, 11075879, 22151758]

約数ペア:

[(1, 22151758), (2, 11075879), (19, 1165882), (38, 582941), (47, 471314), (79, 280402), (94, 235657), (157, 141094), (158, 140201), (314, 70547), (893, 24806), (1501, 14758), (1786, 12403), (2983, 7426), (3002, 7379), (3713, 5966)]