20541348

素因数分解:

$2^2\times 3^2\times {\mathrm{523}}^1\times {\mathrm{1091}}^1$

素因数の和:1624

約数の個数: 36

約数和(自身を含む): 52070928

約数和(自身を除く): 31529580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 523, 1046, 1091, 1569, 2092, 2182, 3138, 3273, 4364, 4707, 6276, 6546, 9414, 9819, 13092, 18828, 19638, 39276, 570593, 1141186, 1711779, 2282372, 3423558, 5135337, 6847116, 10270674, 20541348]

約数ペア:

[(1, 20541348), (2, 10270674), (3, 6847116), (4, 5135337), (6, 3423558), (9, 2282372), (12, 1711779), (18, 1141186), (36, 570593), (523, 39276), (1046, 19638), (1091, 18828), (1569, 13092), (2092, 9819), (2182, 9414), (3138, 6546), (3273, 6276), (4364, 4707)]