20651376

素因数分解:

$2^4\times 3^1\times {\mathrm{181}}^1\times {\mathrm{2377}}^1$

素因数の和:2569

約数の個数: 40

約数和(自身を含む): 53666704

約数和(自身を除く): 33015328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 181, 362, 543, 724, 1086, 1448, 2172, 2377, 2896, 4344, 4754, 7131, 8688, 9508, 14262, 19016, 28524, 38032, 57048, 114096, 430237, 860474, 1290711, 1720948, 2581422, 3441896, 5162844, 6883792, 10325688, 20651376]

約数ペア:

[(1, 20651376), (2, 10325688), (3, 6883792), (4, 5162844), (6, 3441896), (8, 2581422), (12, 1720948), (16, 1290711), (24, 860474), (48, 430237), (181, 114096), (362, 57048), (543, 38032), (724, 28524), (1086, 19016), (1448, 14262), (2172, 9508), (2377, 8688), (2896, 7131), (4344, 4754)]