20138392328

素因数分解:

$2^3\times {\mathrm{269}}^1\times {\mathrm{457}}^1\times {\mathrm{20477}}^1$

素因数の和:21209

約数の個数: 32

約数和(自身を含む): 37984642200

約数和(自身を除く): 17846249872

約数列:

[1, 2, 4, 8, 269, 457, 538, 914, 1076, 1828, 2152, 3656, 20477, 40954, 81908, 122933, 163816, 245866, 491732, 983464, 5508313, 9357989, 11016626, 18715978, 22033252, 37431956, 44066504, 74863912, 2517299041, 5034598082, 10069196164, 20138392328]

約数ペア:

[(1, 20138392328), (2, 10069196164), (4, 5034598082), (8, 2517299041), (269, 74863912), (457, 44066504), (538, 37431956), (914, 22033252), (1076, 18715978), (1828, 11016626), (2152, 9357989), (3656, 5508313), (20477, 983464), (40954, 491732), (81908, 245866), (122933, 163816)]