20745584762

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{121531}}^1$

素因数の和:121766

約数の個数: 32

約数和(自身を含む): 36226258560

約数和(自身を除く): 15480673798

約数列:

[1, 2, 7, 14, 89, 137, 178, 274, 623, 959, 1246, 1918, 12193, 24386, 85351, 121531, 170702, 243062, 850717, 1701434, 10816259, 16649747, 21632518, 33299494, 75713813, 116548229, 151427626, 233096458, 1481827483, 2963654966, 10372792381, 20745584762]

約数ペア:

[(1, 20745584762), (2, 10372792381), (7, 2963654966), (14, 1481827483), (89, 233096458), (137, 151427626), (178, 116548229), (274, 75713813), (623, 33299494), (959, 21632518), (1246, 16649747), (1918, 10816259), (12193, 1701434), (24386, 850717), (85351, 243062), (121531, 170702)]