19979712

素因数分解:

$2^6\times 3^2\times {\mathrm{34687}}^1$

素因数の和:34705

約数の個数: 42

約数和(自身を含む): 57269888

約数和(自身を除く): 37290176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 34687, 69374, 104061, 138748, 208122, 277496, 312183, 416244, 554992, 624366, 832488, 1109984, 1248732, 1664976, 2219968, 2497464, 3329952, 4994928, 6659904, 9989856, 19979712]

約数ペア:

[(1, 19979712), (2, 9989856), (3, 6659904), (4, 4994928), (6, 3329952), (8, 2497464), (9, 2219968), (12, 1664976), (16, 1248732), (18, 1109984), (24, 832488), (32, 624366), (36, 554992), (48, 416244), (64, 312183), (72, 277496), (96, 208122), (144, 138748), (192, 104061), (288, 69374), (576, 34687)]