20198093992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{448687}}^1$

素因数の和:449041

約数の個数: 32

約数和(自身を含む): 40220392320

約数和(自身を除く): 20022298328

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 331, 662, 1324, 2648, 5627, 11254, 22508, 45016, 448687, 897374, 1794748, 3589496, 7627679, 15255358, 30510716, 61021432, 148515397, 297030794, 594061588, 1188123176, 2524761749, 5049523498, 10099046996, 20198093992]

約数ペア:

[(1, 20198093992), (2, 10099046996), (4, 5049523498), (8, 2524761749), (17, 1188123176), (34, 594061588), (68, 297030794), (136, 148515397), (331, 61021432), (662, 30510716), (1324, 15255358), (2648, 7627679), (5627, 3589496), (11254, 1794748), (22508, 897374), (45016, 448687)]