20565580810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{180701}}^1$

素因数の和:181326

約数の個数: 32

約数和(自身を含む): 39031632000

約数和(自身を除く): 18466051190

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 599, 1198, 2995, 5990, 11381, 22762, 56905, 113810, 180701, 361402, 903505, 1807010, 3433319, 6866638, 17166595, 34333190, 108239899, 216479798, 541199495, 1082398990, 2056558081, 4113116162, 10282790405, 20565580810]

約数ペア:

[(1, 20565580810), (2, 10282790405), (5, 4113116162), (10, 2056558081), (19, 1082398990), (38, 541199495), (95, 216479798), (190, 108239899), (599, 34333190), (1198, 17166595), (2995, 6866638), (5990, 3433319), (11381, 1807010), (22762, 903505), (56905, 361402), (113810, 180701)]