20288976

素因数分解:

$2^4\times 3^1\times {\mathrm{331}}^1\times {\mathrm{1277}}^1$

素因数の和:1619

約数の個数: 40

約数和(自身を含む): 52612704

約数和(自身を除く): 32323728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 331, 662, 993, 1277, 1324, 1986, 2554, 2648, 3831, 3972, 5108, 5296, 7662, 7944, 10216, 15324, 15888, 20432, 30648, 61296, 422687, 845374, 1268061, 1690748, 2536122, 3381496, 5072244, 6762992, 10144488, 20288976]

約数ペア:

[(1, 20288976), (2, 10144488), (3, 6762992), (4, 5072244), (6, 3381496), (8, 2536122), (12, 1690748), (16, 1268061), (24, 845374), (48, 422687), (331, 61296), (662, 30648), (993, 20432), (1277, 15888), (1324, 15324), (1986, 10216), (2554, 7944), (2648, 7662), (3831, 5296), (3972, 5108)]