20628702

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{12323}}^1$

素因数の和:12365

約数の個数: 32

約数和(自身を含む): 47324160

約数和(自身を除く): 26695458

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 12323, 24646, 36969, 73938, 110907, 221814, 332721, 382013, 665442, 764026, 1146039, 2292078, 3438117, 6876234, 10314351, 20628702]

約数ペア:

[(1, 20628702), (2, 10314351), (3, 6876234), (6, 3438117), (9, 2292078), (18, 1146039), (27, 764026), (31, 665442), (54, 382013), (62, 332721), (93, 221814), (186, 110907), (279, 73938), (558, 36969), (837, 24646), (1674, 12323)]