18883921028

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1072219}}^1$

素因数の和:1072284

約数の個数: 48

約数和(自身を含む): 41070314880

約数和(自身を除く): 22186393852

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 68, 74, 119, 148, 238, 259, 476, 518, 629, 1036, 1258, 2516, 4403, 8806, 17612, 1072219, 2144438, 4288876, 7505533, 15011066, 18227723, 30022132, 36455446, 39672103, 72910892, 79344206, 127594061, 158688412, 255188122, 277704721, 510376244, 555409442, 674425751, 1110818884, 1348851502, 2697703004, 4720980257, 9441960514, 18883921028]

約数ペア:

[(1, 18883921028), (2, 9441960514), (4, 4720980257), (7, 2697703004), (14, 1348851502), (17, 1110818884), (28, 674425751), (34, 555409442), (37, 510376244), (68, 277704721), (74, 255188122), (119, 158688412), (148, 127594061), (238, 79344206), (259, 72910892), (476, 39672103), (518, 36455446), (629, 30022132), (1036, 18227723), (1258, 15011066), (2516, 7505533), (4403, 4288876), (8806, 2144438), (17612, 1072219)]