19917636

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{40483}}^1$

素因数の和:40531

約数の個数: 24

約数和(自身を含む): 47609184

約数和(自身を除く): 27691548

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 40483, 80966, 121449, 161932, 242898, 485796, 1659803, 3319606, 4979409, 6639212, 9958818, 19917636]

約数ペア:

[(1, 19917636), (2, 9958818), (3, 6639212), (4, 4979409), (6, 3319606), (12, 1659803), (41, 485796), (82, 242898), (123, 161932), (164, 121449), (246, 80966), (492, 40483)]