20619036

素因数分解:

$2^2\times 3^7\times {\mathrm{2357}}^1$

素因数の和:2382

約数の個数: 48

約数和(自身を含む): 54139680

約数和(自身を除く): 33520644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2357, 2916, 4374, 4714, 7071, 8748, 9428, 14142, 21213, 28284, 42426, 63639, 84852, 127278, 190917, 254556, 381834, 572751, 763668, 1145502, 1718253, 2291004, 3436506, 5154759, 6873012, 10309518, 20619036]

約数ペア:

[(1, 20619036), (2, 10309518), (3, 6873012), (4, 5154759), (6, 3436506), (9, 2291004), (12, 1718253), (18, 1145502), (27, 763668), (36, 572751), (54, 381834), (81, 254556), (108, 190917), (162, 127278), (243, 84852), (324, 63639), (486, 42426), (729, 28284), (972, 21213), (1458, 14142), (2187, 9428), (2357, 8748), (2916, 7071), (4374, 4714)]