19919904

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:262

約数の個数: 96

約数和(自身を含む): 56206080

約数和(自身を除く): 36286176

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 67, 76, 96, 114, 134, 152, 163, 201, 228, 268, 304, 326, 402, 456, 489, 536, 608, 652, 804, 912, 978, 1072, 1273, 1304, 1608, 1824, 1956, 2144, 2546, 2608, 3097, 3216, 3819, 3912, 5092, 5216, 6194, 6432, 7638, 7824, 9291, 10184, 10921, 12388, 15276, 15648, 18582, 20368, 21842, 24776, 30552, 32763, 37164, 40736, 43684, 49552, 61104, 65526, 74328, 87368, 99104, 122208, 131052, 148656, 174736, 207499, 262104, 297312, 349472, 414998, 524208, 622497, 829996, 1048416, 1244994, 1659992, 2489988, 3319984, 4979976, 6639968, 9959952, 19919904]

約数ペア:

[(1, 19919904), (2, 9959952), (3, 6639968), (4, 4979976), (6, 3319984), (8, 2489988), (12, 1659992), (16, 1244994), (19, 1048416), (24, 829996), (32, 622497), (38, 524208), (48, 414998), (57, 349472), (67, 297312), (76, 262104), (96, 207499), (114, 174736), (134, 148656), (152, 131052), (163, 122208), (201, 99104), (228, 87368), (268, 74328), (304, 65526), (326, 61104), (402, 49552), (456, 43684), (489, 40736), (536, 37164), (608, 32763), (652, 30552), (804, 24776), (912, 21842), (978, 20368), (1072, 18582), (1273, 15648), (1304, 15276), (1608, 12388), (1824, 10921), (1956, 10184), (2144, 9291), (2546, 7824), (2608, 7638), (3097, 6432), (3216, 6194), (3819, 5216), (3912, 5092)]