19819644

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 51957360

約数和(自身を除く): 32137716

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 169, 174, 337, 338, 348, 377, 507, 674, 676, 754, 1011, 1014, 1131, 1348, 1508, 2022, 2028, 2262, 4044, 4381, 4524, 4901, 8762, 9773, 9802, 13143, 14703, 17524, 19546, 19604, 26286, 29319, 29406, 39092, 52572, 56953, 58638, 58812, 113906, 117276, 127049, 170859, 227812, 254098, 341718, 381147, 508196, 683436, 762294, 1524588, 1651637, 3303274, 4954911, 6606548, 9909822, 19819644]

約数ペア:

[(1, 19819644), (2, 9909822), (3, 6606548), (4, 4954911), (6, 3303274), (12, 1651637), (13, 1524588), (26, 762294), (29, 683436), (39, 508196), (52, 381147), (58, 341718), (78, 254098), (87, 227812), (116, 170859), (156, 127049), (169, 117276), (174, 113906), (337, 58812), (338, 58638), (348, 56953), (377, 52572), (507, 39092), (674, 29406), (676, 29319), (754, 26286), (1011, 19604), (1014, 19546), (1131, 17524), (1348, 14703), (1508, 13143), (2022, 9802), (2028, 9773), (2262, 8762), (4044, 4901), (4381, 4524)]