20237928

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 52557120

約数和(自身を除く): 32319192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 131, 157, 164, 246, 262, 314, 328, 393, 471, 492, 524, 628, 786, 942, 984, 1048, 1256, 1572, 1884, 3144, 3768, 5371, 6437, 10742, 12874, 16113, 19311, 20567, 21484, 25748, 32226, 38622, 41134, 42968, 51496, 61701, 64452, 77244, 82268, 123402, 128904, 154488, 164536, 246804, 493608, 843247, 1686494, 2529741, 3372988, 5059482, 6745976, 10118964, 20237928]

約数ペア:

[(1, 20237928), (2, 10118964), (3, 6745976), (4, 5059482), (6, 3372988), (8, 2529741), (12, 1686494), (24, 843247), (41, 493608), (82, 246804), (123, 164536), (131, 154488), (157, 128904), (164, 123402), (246, 82268), (262, 77244), (314, 64452), (328, 61701), (393, 51496), (471, 42968), (492, 41134), (524, 38622), (628, 32226), (786, 25748), (942, 21484), (984, 20567), (1048, 19311), (1256, 16113), (1572, 12874), (1884, 10742), (3144, 6437), (3768, 5371)]