201920931849

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{643}}^1\times {\mathrm{7057}}^1$

素因数の和:7886

約数の個数: 64

約数和(自身を含む): 333956102144

約数和(自身を除く): 132035170295

約数列:

[1, 3, 7, 13, 21, 39, 91, 163, 273, 489, 643, 1141, 1929, 2119, 3423, 4501, 6357, 7057, 8359, 13503, 14833, 21171, 25077, 44499, 49399, 58513, 91741, 104809, 148197, 175539, 275223, 314427, 642187, 733663, 1150291, 1362517, 1926561, 2200989, 3450873, 4087551, 4537651, 8052037, 9537619, 13612953, 14953783, 24156111, 28612857, 31763557, 44861349, 58989463, 95290671, 104676481, 176968389, 314029443, 412926241, 739637113, 1238778723, 2218911339, 5177459791, 9615282469, 15532379373, 28845847407, 67306977283, 201920931849]

約数ペア:

[(1, 201920931849), (3, 67306977283), (7, 28845847407), (13, 15532379373), (21, 9615282469), (39, 5177459791), (91, 2218911339), (163, 1238778723), (273, 739637113), (489, 412926241), (643, 314029443), (1141, 176968389), (1929, 104676481), (2119, 95290671), (3423, 58989463), (4501, 44861349), (6357, 31763557), (7057, 28612857), (8359, 24156111), (13503, 14953783), (14833, 13612953), (21171, 9537619), (25077, 8052037), (44499, 4537651), (49399, 4087551), (58513, 3450873), (91741, 2200989), (104809, 1926561), (148197, 1362517), (175539, 1150291), (275223, 733663), (314427, 642187)]