20177884548

素因数分解:

$2^2\times 3^2\times {\mathrm{179}}^1\times {\mathrm{3131267}}^1$

素因数の和:3131456

約数の個数: 36

約数和(自身を含む): 51290169840

約数和(自身を除く): 31112285292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 179, 358, 537, 716, 1074, 1611, 2148, 3222, 6444, 3131267, 6262534, 9393801, 12525068, 18787602, 28181403, 37575204, 56362806, 112725612, 560496793, 1120993586, 1681490379, 2241987172, 3362980758, 5044471137, 6725961516, 10088942274, 20177884548]

約数ペア:

[(1, 20177884548), (2, 10088942274), (3, 6725961516), (4, 5044471137), (6, 3362980758), (9, 2241987172), (12, 1681490379), (18, 1120993586), (36, 560496793), (179, 112725612), (358, 56362806), (537, 37575204), (716, 28181403), (1074, 18787602), (1611, 12525068), (2148, 9393801), (3222, 6262534), (6444, 3131267)]