20120378022

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{563}}^1\times {\mathrm{12487}}^1$

素因数の和:13114

約数の個数: 64

約数和(自身を含む): 45640143360

約数和(自身を除く): 25519765338

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 563, 954, 1126, 1431, 1689, 2862, 3378, 5067, 10134, 12487, 15201, 24974, 29839, 30402, 37461, 59678, 74922, 89517, 112383, 179034, 224766, 268551, 337149, 537102, 661811, 674298, 805653, 1323622, 1611306, 1985433, 3970866, 5956299, 7030181, 11912598, 14060362, 17868897, 21090543, 35737794, 42181086, 63271629, 126543258, 189814887, 372599593, 379629774, 745199186, 1117798779, 2235597558, 3353396337, 6706792674, 10060189011, 20120378022]

約数ペア:

[(1, 20120378022), (2, 10060189011), (3, 6706792674), (6, 3353396337), (9, 2235597558), (18, 1117798779), (27, 745199186), (53, 379629774), (54, 372599593), (106, 189814887), (159, 126543258), (318, 63271629), (477, 42181086), (563, 35737794), (954, 21090543), (1126, 17868897), (1431, 14060362), (1689, 11912598), (2862, 7030181), (3378, 5956299), (5067, 3970866), (10134, 1985433), (12487, 1611306), (15201, 1323622), (24974, 805653), (29839, 674298), (30402, 661811), (37461, 537102), (59678, 337149), (74922, 268551), (89517, 224766), (112383, 179034)]