20185327730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{811}}^1\times {\mathrm{1297}}^1$

素因数の和:2235

約数の個数: 64

約数和(自身を含む): 38701998720

約数和(自身を除く): 18516670990

約数列:

[1, 2, 5, 10, 19, 38, 95, 101, 190, 202, 505, 811, 1010, 1297, 1622, 1919, 2594, 3838, 4055, 6485, 8110, 9595, 12970, 15409, 19190, 24643, 30818, 49286, 77045, 81911, 123215, 130997, 154090, 163822, 246430, 261994, 409555, 654985, 819110, 1051867, 1309970, 1556309, 2103734, 2488943, 3112618, 4977886, 5259335, 7781545, 10518670, 12444715, 15563090, 19985473, 24889430, 39970946, 99927365, 106238567, 199854730, 212477134, 531192835, 1062385670, 2018532773, 4037065546, 10092663865, 20185327730]

約数ペア:

[(1, 20185327730), (2, 10092663865), (5, 4037065546), (10, 2018532773), (19, 1062385670), (38, 531192835), (95, 212477134), (101, 199854730), (190, 106238567), (202, 99927365), (505, 39970946), (811, 24889430), (1010, 19985473), (1297, 15563090), (1622, 12444715), (1919, 10518670), (2594, 7781545), (3838, 5259335), (4055, 4977886), (6485, 3112618), (8110, 2488943), (9595, 2103734), (12970, 1556309), (15409, 1309970), (19190, 1051867), (24643, 819110), (30818, 654985), (49286, 409555), (77045, 261994), (81911, 246430), (123215, 163822), (130997, 154090)]