20085870238

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{25471}}^1$

素因数の和:25613

約数の個数: 64

約数和(自身を含む): 37559992320

約数和(自身を除く): 17474122082

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 79, 158, 161, 217, 322, 434, 553, 713, 1106, 1426, 1817, 2449, 3634, 4898, 4991, 9982, 12719, 17143, 25438, 25471, 34286, 50942, 56327, 112654, 178297, 356594, 394289, 585833, 788578, 789601, 1171666, 1579202, 2012209, 4024418, 4100831, 5527207, 8201662, 11054414, 14085463, 18160823, 28170926, 36321646, 46280807, 62378479, 92561614, 124756958, 127125761, 254251522, 323965649, 436649353, 647931298, 873298706, 1434705017, 2869410034, 10042935119, 20085870238]

約数ペア:

[(1, 20085870238), (2, 10042935119), (7, 2869410034), (14, 1434705017), (23, 873298706), (31, 647931298), (46, 436649353), (62, 323965649), (79, 254251522), (158, 127125761), (161, 124756958), (217, 92561614), (322, 62378479), (434, 46280807), (553, 36321646), (713, 28170926), (1106, 18160823), (1426, 14085463), (1817, 11054414), (2449, 8201662), (3634, 5527207), (4898, 4100831), (4991, 4024418), (9982, 2012209), (12719, 1579202), (17143, 1171666), (25438, 789601), (25471, 788578), (34286, 585833), (50942, 394289), (56327, 356594), (112654, 178297)]