9962992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2521}}^1$

素因数の和:2561

約数の個数: 40

約数和(自身を含む): 21890960

約数和(自身を除く): 11927968

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 2521, 3952, 5042, 10084, 20168, 32773, 40336, 47899, 65546, 95798, 131092, 191596, 262184, 383192, 524368, 622687, 766384, 1245374, 2490748, 4981496, 9962992]

約数ペア:

[(1, 9962992), (2, 4981496), (4, 2490748), (8, 1245374), (13, 766384), (16, 622687), (19, 524368), (26, 383192), (38, 262184), (52, 191596), (76, 131092), (104, 95798), (152, 65546), (208, 47899), (247, 40336), (304, 32773), (494, 20168), (988, 10084), (1976, 5042), (2521, 3952)]