20761870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4751}}^1$

素因数の和:4800

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 20295410

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 4751, 9502, 23755, 47510, 90269, 109273, 180538, 218546, 451345, 546365, 902690, 1092730, 2076187, 4152374, 10380935, 20761870]

約数ペア:

[(1, 20761870), (2, 10380935), (5, 4152374), (10, 2076187), (19, 1092730), (23, 902690), (38, 546365), (46, 451345), (95, 218546), (115, 180538), (190, 109273), (230, 90269), (437, 47510), (874, 23755), (2185, 9502), (4370, 4751)]