20085736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 44452800

約数和(自身を除く): 24367064

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 41, 44, 76, 82, 88, 152, 164, 209, 293, 328, 418, 451, 586, 779, 836, 902, 1172, 1558, 1672, 1804, 2344, 3116, 3223, 3608, 5567, 6232, 6446, 8569, 11134, 12013, 12892, 17138, 22268, 24026, 25784, 34276, 44536, 48052, 61237, 68552, 96104, 122474, 132143, 228247, 244948, 264286, 456494, 489896, 528572, 912988, 1057144, 1825976, 2510717, 5021434, 10042868, 20085736]

約数ペア:

[(1, 20085736), (2, 10042868), (4, 5021434), (8, 2510717), (11, 1825976), (19, 1057144), (22, 912988), (38, 528572), (41, 489896), (44, 456494), (76, 264286), (82, 244948), (88, 228247), (152, 132143), (164, 122474), (209, 96104), (293, 68552), (328, 61237), (418, 48052), (451, 44536), (586, 34276), (779, 25784), (836, 24026), (902, 22268), (1172, 17138), (1558, 12892), (1672, 12013), (1804, 11134), (2344, 8569), (3116, 6446), (3223, 6232), (3608, 5567)]