20512222066

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{5669}}^1$

素因数の和:6379

約数の個数: 64

約数和(自身を含む): 38916702720

約数和(自身を除く): 18404480654

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 238, 322, 391, 661, 782, 1322, 2737, 4627, 5474, 5669, 9254, 11237, 11338, 15203, 22474, 30406, 39683, 78659, 79366, 96373, 106421, 130387, 157318, 192746, 212842, 258451, 260774, 516902, 674611, 912709, 1349222, 1809157, 1825418, 2216579, 3618314, 3747209, 4433158, 7494418, 15516053, 26230463, 31032106, 52460926, 63702553, 86185807, 127405106, 172371614, 445917871, 603300649, 891835742, 1206601298, 1465158719, 2930317438, 10256111033, 20512222066]

約数ペア:

[(1, 20512222066), (2, 10256111033), (7, 2930317438), (14, 1465158719), (17, 1206601298), (23, 891835742), (34, 603300649), (46, 445917871), (119, 172371614), (161, 127405106), (238, 86185807), (322, 63702553), (391, 52460926), (661, 31032106), (782, 26230463), (1322, 15516053), (2737, 7494418), (4627, 4433158), (5474, 3747209), (5669, 3618314), (9254, 2216579), (11237, 1825418), (11338, 1809157), (15203, 1349222), (22474, 912709), (30406, 674611), (39683, 516902), (78659, 260774), (79366, 258451), (96373, 212842), (106421, 192746), (130387, 157318)]