19768328

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1009}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 38784000

約数和(自身を除く): 19015672

約数列:

[1, 2, 4, 8, 31, 62, 79, 124, 158, 248, 316, 632, 1009, 2018, 2449, 4036, 4898, 8072, 9796, 19592, 31279, 62558, 79711, 125116, 159422, 250232, 318844, 637688, 2471041, 4942082, 9884164, 19768328]

約数ペア:

[(1, 19768328), (2, 9884164), (4, 4942082), (8, 2471041), (31, 637688), (62, 318844), (79, 250232), (124, 159422), (158, 125116), (248, 79711), (316, 62558), (632, 31279), (1009, 19592), (2018, 9796), (2449, 8072), (4036, 4898)]