20551410537

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3079}}^1\times {\mathrm{10253}}^1$

素因数の和:13373

約数の個数: 32

約数和(自身を含む): 32340295680

約数和(自身を除く): 11788885143

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 3079, 9237, 10253, 21553, 30759, 64659, 71771, 95449, 215313, 286347, 317843, 668143, 953529, 2004429, 2224901, 6674703, 31568987, 94706961, 220982909, 662948727, 978638597, 2935915791, 6850470179, 20551410537]

約数ペア:

[(1, 20551410537), (3, 6850470179), (7, 2935915791), (21, 978638597), (31, 662948727), (93, 220982909), (217, 94706961), (651, 31568987), (3079, 6674703), (9237, 2224901), (10253, 2004429), (21553, 953529), (30759, 668143), (64659, 317843), (71771, 286347), (95449, 215313)]