20815676958

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1\times {\mathrm{220931}}^1$

素因数の和:221360

約数の個数: 32

約数和(自身を含む): 42758295552

約数和(自身を除く): 21942618594

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 383, 766, 1149, 2298, 15703, 31406, 47109, 94218, 220931, 441862, 662793, 1325586, 9058171, 18116342, 27174513, 54349026, 84616573, 169233146, 253849719, 507699438, 3469279493, 6938558986, 10407838479, 20815676958]

約数ペア:

[(1, 20815676958), (2, 10407838479), (3, 6938558986), (6, 3469279493), (41, 507699438), (82, 253849719), (123, 169233146), (246, 84616573), (383, 54349026), (766, 27174513), (1149, 18116342), (2298, 9058171), (15703, 1325586), (31406, 662793), (47109, 441862), (94218, 220931)]