19803077283

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{820921}}^1$

素因数の和:820995

約数の個数: 32

約数和(自身を含む): 31208170752

約数和(自身を除く): 11405093469

約数列:

[1, 3, 11, 17, 33, 43, 51, 129, 187, 473, 561, 731, 1419, 2193, 8041, 24123, 820921, 2462763, 9030131, 13955657, 27090393, 35299603, 41866971, 105898809, 153512227, 388295633, 460536681, 600093251, 1164886899, 1800279753, 6601025761, 19803077283]

約数ペア:

[(1, 19803077283), (3, 6601025761), (11, 1800279753), (17, 1164886899), (33, 600093251), (43, 460536681), (51, 388295633), (129, 153512227), (187, 105898809), (473, 41866971), (561, 35299603), (731, 27090393), (1419, 13955657), (2193, 9030131), (8041, 2462763), (24123, 820921)]