19835992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4253}}^1$

素因数の和:4323

約数の個数: 32

約数和(自身を含む): 41348880

約数和(自身を除く): 21512888

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 4253, 4664, 8506, 17012, 34024, 46783, 93566, 187132, 225409, 374264, 450818, 901636, 1803272, 2479499, 4958998, 9917996, 19835992]

約数ペア:

[(1, 19835992), (2, 9917996), (4, 4958998), (8, 2479499), (11, 1803272), (22, 901636), (44, 450818), (53, 374264), (88, 225409), (106, 187132), (212, 93566), (424, 46783), (583, 34024), (1166, 17012), (2332, 8506), (4253, 4664)]