20205198

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1093}}^1$

素因数の和:1193

約数の個数: 48

約数和(自身を含む): 47785920

約数和(自身を除く): 27580722

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 79, 117, 158, 234, 237, 474, 711, 1027, 1093, 1422, 2054, 2186, 3081, 3279, 6162, 6558, 9243, 9837, 14209, 18486, 19674, 28418, 42627, 85254, 86347, 127881, 172694, 255762, 259041, 518082, 777123, 1122511, 1554246, 2245022, 3367533, 6735066, 10102599, 20205198]

約数ペア:

[(1, 20205198), (2, 10102599), (3, 6735066), (6, 3367533), (9, 2245022), (13, 1554246), (18, 1122511), (26, 777123), (39, 518082), (78, 259041), (79, 255762), (117, 172694), (158, 127881), (234, 86347), (237, 85254), (474, 42627), (711, 28418), (1027, 19674), (1093, 18486), (1422, 14209), (2054, 9837), (2186, 9243), (3081, 6558), (3279, 6162)]