20391613998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25553401}}^1$

素因数の和:25553432

約数の個数: 32

約数和(自身を含む): 49062531840

約数和(自身を除く): 28670917842

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 25553401, 51106802, 76660203, 153320406, 178873807, 357747614, 485514619, 536621421, 971029238, 1073242842, 1456543857, 2913087714, 3398602333, 6797204666, 10195806999, 20391613998]

約数ペア:

[(1, 20391613998), (2, 10195806999), (3, 6797204666), (6, 3398602333), (7, 2913087714), (14, 1456543857), (19, 1073242842), (21, 971029238), (38, 536621421), (42, 485514619), (57, 357747614), (114, 178873807), (133, 153320406), (266, 76660203), (399, 51106802), (798, 25553401)]