19957242

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2617}}^1$

素因数の和:2694

約数の個数: 32

約数和(自身を含む): 42223104

約数和(自身を除く): 22265862

約数列:

[1, 2, 3, 6, 31, 41, 62, 82, 93, 123, 186, 246, 1271, 2542, 2617, 3813, 5234, 7626, 7851, 15702, 81127, 107297, 162254, 214594, 243381, 321891, 486762, 643782, 3326207, 6652414, 9978621, 19957242]

約数ペア:

[(1, 19957242), (2, 9978621), (3, 6652414), (6, 3326207), (31, 643782), (41, 486762), (62, 321891), (82, 243381), (93, 214594), (123, 162254), (186, 107297), (246, 81127), (1271, 15702), (2542, 7851), (2617, 7626), (3813, 5234)]