18676696

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 38404800

約数和(自身を除く): 19728104

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 223, 232, 361, 446, 551, 722, 892, 1102, 1444, 1784, 2204, 2888, 4237, 4408, 6467, 8474, 10469, 12934, 16948, 20938, 25868, 33896, 41876, 51736, 80503, 83752, 122873, 161006, 245746, 322012, 491492, 644024, 982984, 2334587, 4669174, 9338348, 18676696]

約数ペア:

[(1, 18676696), (2, 9338348), (4, 4669174), (8, 2334587), (19, 982984), (29, 644024), (38, 491492), (58, 322012), (76, 245746), (116, 161006), (152, 122873), (223, 83752), (232, 80503), (361, 51736), (446, 41876), (551, 33896), (722, 25868), (892, 20938), (1102, 16948), (1444, 12934), (1784, 10469), (2204, 8474), (2888, 6467), (4237, 4408)]