31371736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 69984000

約数和(自身を除く): 38612264

約数列:

[1, 2, 4, 8, 11, 19, 22, 29, 38, 44, 58, 76, 88, 116, 152, 209, 232, 319, 418, 551, 638, 647, 836, 1102, 1276, 1294, 1672, 2204, 2552, 2588, 4408, 5176, 6061, 7117, 12122, 12293, 14234, 18763, 24244, 24586, 28468, 37526, 48488, 49172, 56936, 75052, 98344, 135223, 150104, 206393, 270446, 356497, 412786, 540892, 712994, 825572, 1081784, 1425988, 1651144, 2851976, 3921467, 7842934, 15685868, 31371736]

約数ペア:

[(1, 31371736), (2, 15685868), (4, 7842934), (8, 3921467), (11, 2851976), (19, 1651144), (22, 1425988), (29, 1081784), (38, 825572), (44, 712994), (58, 540892), (76, 412786), (88, 356497), (116, 270446), (152, 206393), (209, 150104), (232, 135223), (319, 98344), (418, 75052), (551, 56936), (638, 49172), (647, 48488), (836, 37526), (1102, 28468), (1276, 24586), (1294, 24244), (1672, 18763), (2204, 14234), (2552, 12293), (2588, 12122), (4408, 7117), (5176, 6061)]