19138776

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^2\times {\mathrm{47}}^2$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 51595020

約数和(自身を除く): 32456244

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 47, 57, 76, 94, 114, 141, 152, 188, 228, 282, 361, 376, 456, 564, 722, 893, 1083, 1128, 1444, 1786, 2166, 2209, 2679, 2888, 3572, 4332, 4418, 5358, 6627, 7144, 8664, 8836, 10716, 13254, 16967, 17672, 21432, 26508, 33934, 41971, 50901, 53016, 67868, 83942, 101802, 125913, 135736, 167884, 203604, 251826, 335768, 407208, 503652, 797449, 1007304, 1594898, 2392347, 3189796, 4784694, 6379592, 9569388, 19138776]

約数ペア:

[(1, 19138776), (2, 9569388), (3, 6379592), (4, 4784694), (6, 3189796), (8, 2392347), (12, 1594898), (19, 1007304), (24, 797449), (38, 503652), (47, 407208), (57, 335768), (76, 251826), (94, 203604), (114, 167884), (141, 135736), (152, 125913), (188, 101802), (228, 83942), (282, 67868), (361, 53016), (376, 50901), (456, 41971), (564, 33934), (722, 26508), (893, 21432), (1083, 17672), (1128, 16967), (1444, 13254), (1786, 10716), (2166, 8836), (2209, 8664), (2679, 7144), (2888, 6627), (3572, 5358), (4332, 4418)]