19772364388

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{132961}}^1$

素因数の和:133132

約数の個数: 48

約数和(自身を含む): 40743811584

約数和(自身を除く): 20971447196

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 113, 188, 226, 329, 452, 658, 791, 1316, 1582, 3164, 5311, 10622, 21244, 37177, 74354, 132961, 148708, 265922, 531844, 930727, 1861454, 3722908, 6249167, 12498334, 15024593, 24996668, 30049186, 43744169, 60098372, 87488338, 105172151, 174976676, 210344302, 420688604, 706155871, 1412311742, 2824623484, 4943091097, 9886182194, 19772364388]

約数ペア:

[(1, 19772364388), (2, 9886182194), (4, 4943091097), (7, 2824623484), (14, 1412311742), (28, 706155871), (47, 420688604), (94, 210344302), (113, 174976676), (188, 105172151), (226, 87488338), (329, 60098372), (452, 43744169), (658, 30049186), (791, 24996668), (1316, 15024593), (1582, 12498334), (3164, 6249167), (5311, 3722908), (10622, 1861454), (21244, 930727), (37177, 531844), (74354, 265922), (132961, 148708)]