20196868045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{509}}^1\times {\mathrm{1873}}^1$

素因数の和:2629

約数の個数: 32

約数和(自身を含む): 25690291200

約数和(自身を除く): 5493423155

約数列:

[1, 5, 19, 95, 223, 509, 1115, 1873, 2545, 4237, 9365, 9671, 21185, 35587, 48355, 113507, 177935, 417679, 567535, 953357, 2088395, 2156633, 4766785, 7935901, 10783165, 18113783, 39679505, 90568915, 212598611, 1062993055, 4039373609, 20196868045]

約数ペア:

[(1, 20196868045), (5, 4039373609), (19, 1062993055), (95, 212598611), (223, 90568915), (509, 39679505), (1115, 18113783), (1873, 10783165), (2545, 7935901), (4237, 4766785), (9365, 2156633), (9671, 2088395), (21185, 953357), (35587, 567535), (48355, 417679), (113507, 177935)]