20112292809

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{75169}}^1$

素因数の和:75350

約数の個数: 48

約数和(自身を含む): 34522874880

約数和(自身を除く): 14410582071

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 137, 217, 279, 411, 651, 959, 1233, 1953, 2877, 4247, 8631, 12741, 29729, 38223, 75169, 89187, 225507, 267561, 526183, 676521, 1578549, 2330239, 4735647, 6990717, 10298153, 16311673, 20972151, 30894459, 48935019, 72087071, 92683377, 146805057, 216261213, 319242743, 648783639, 957728229, 2234699201, 2873184687, 6704097603, 20112292809]

約数ペア:

[(1, 20112292809), (3, 6704097603), (7, 2873184687), (9, 2234699201), (21, 957728229), (31, 648783639), (63, 319242743), (93, 216261213), (137, 146805057), (217, 92683377), (279, 72087071), (411, 48935019), (651, 30894459), (959, 20972151), (1233, 16311673), (1953, 10298153), (2877, 6990717), (4247, 4735647), (8631, 2330239), (12741, 1578549), (29729, 676521), (38223, 526183), (75169, 267561), (89187, 225507)]