20187490234

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{601}}^1\times {\mathrm{3361}}^1$

素因数の和:4246

約数の個数: 32

約数和(自身を含む): 32058956160

約数和(自身を除く): 11871465926

約数列:

[1, 2, 19, 38, 263, 526, 601, 1202, 3361, 4997, 6722, 9994, 11419, 22838, 63859, 127718, 158063, 316126, 883943, 1767886, 2019961, 3003197, 4039922, 6006394, 16794917, 33589834, 38379259, 76758518, 531249743, 1062499486, 10093745117, 20187490234]

約数ペア:

[(1, 20187490234), (2, 10093745117), (19, 1062499486), (38, 531249743), (263, 76758518), (526, 38379259), (601, 33589834), (1202, 16794917), (3361, 6006394), (4997, 4039922), (6722, 3003197), (9994, 2019961), (11419, 1767886), (22838, 883943), (63859, 316126), (127718, 158063)]