20120851914

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{656129}}^1$

素因数の和:656422

約数の個数: 32

約数和(自身を含む): 42517224000

約数和(自身を除く): 22396372086

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 269, 538, 807, 1614, 5111, 10222, 15333, 30666, 656129, 1312258, 1968387, 3936774, 12466451, 24932902, 37399353, 74798706, 176498701, 352997402, 529496103, 1058992206, 3353475319, 6706950638, 10060425957, 20120851914]

約数ペア:

[(1, 20120851914), (2, 10060425957), (3, 6706950638), (6, 3353475319), (19, 1058992206), (38, 529496103), (57, 352997402), (114, 176498701), (269, 74798706), (538, 37399353), (807, 24932902), (1614, 12466451), (5111, 3936774), (10222, 1968387), (15333, 1312258), (30666, 656129)]