31811104

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1627}}^1$

素因数の和:1697

約数の個数: 48

約数和(自身を含む): 68923008

約数和(自身を除く): 37111904

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 752, 1222, 1504, 1627, 2444, 3254, 4888, 6508, 9776, 13016, 19552, 21151, 26032, 42302, 52064, 76469, 84604, 152938, 169208, 305876, 338416, 611752, 676832, 994097, 1223504, 1988194, 2447008, 3976388, 7952776, 15905552, 31811104]

約数ペア:

[(1, 31811104), (2, 15905552), (4, 7952776), (8, 3976388), (13, 2447008), (16, 1988194), (26, 1223504), (32, 994097), (47, 676832), (52, 611752), (94, 338416), (104, 305876), (188, 169208), (208, 152938), (376, 84604), (416, 76469), (611, 52064), (752, 42302), (1222, 26032), (1504, 21151), (1627, 19552), (2444, 13016), (3254, 9776), (4888, 6508)]