20565480910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5103097}}^1$

素因数の和:5103148

約数の個数: 32

約数和(自身を含む): 41151382272

約数和(自身を除く): 20585901362

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 5103097, 10206194, 25515485, 51030970, 66340261, 132680522, 158196007, 316392014, 331701305, 663402610, 790980035, 1581960070, 2056548091, 4113096182, 10282740455, 20565480910]

約数ペア:

[(1, 20565480910), (2, 10282740455), (5, 4113096182), (10, 2056548091), (13, 1581960070), (26, 790980035), (31, 663402610), (62, 331701305), (65, 316392014), (130, 158196007), (155, 132680522), (310, 66340261), (403, 51030970), (806, 25515485), (2015, 10206194), (4030, 5103097)]