20807280972

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{2071613}}^1$

素因数の和:2071660

約数の個数: 60

約数和(自身を含む): 56149025856

約数和(自身を除く): 35341744884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 279, 324, 372, 558, 837, 1116, 1674, 2511, 3348, 5022, 10044, 2071613, 4143226, 6214839, 8286452, 12429678, 18644517, 24859356, 37289034, 55933551, 64220003, 74578068, 111867102, 128440006, 167800653, 192660009, 223734204, 256880012, 335601306, 385320018, 577980027, 671202612, 770640036, 1155960054, 1733940081, 2311920108, 3467880162, 5201820243, 6935760324, 10403640486, 20807280972]

約数ペア:

[(1, 20807280972), (2, 10403640486), (3, 6935760324), (4, 5201820243), (6, 3467880162), (9, 2311920108), (12, 1733940081), (18, 1155960054), (27, 770640036), (31, 671202612), (36, 577980027), (54, 385320018), (62, 335601306), (81, 256880012), (93, 223734204), (108, 192660009), (124, 167800653), (162, 128440006), (186, 111867102), (279, 74578068), (324, 64220003), (372, 55933551), (558, 37289034), (837, 24859356), (1116, 18644517), (1674, 12429678), (2511, 8286452), (3348, 6214839), (5022, 4143226), (10044, 2071613)]