20778826184

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{1013}}^1\times {\mathrm{6269}}^1$

素因数の和:7697

約数の個数: 32

約数和(自身を含む): 39100347000

約数和(自身を除く): 18321520816

約数列:

[1, 2, 4, 8, 409, 818, 1013, 1636, 2026, 3272, 4052, 6269, 8104, 12538, 25076, 50152, 414317, 828634, 1657268, 2564021, 3314536, 5128042, 6350497, 10256084, 12700994, 20512168, 25401988, 50803976, 2597353273, 5194706546, 10389413092, 20778826184]

約数ペア:

[(1, 20778826184), (2, 10389413092), (4, 5194706546), (8, 2597353273), (409, 50803976), (818, 25401988), (1013, 20512168), (1636, 12700994), (2026, 10256084), (3272, 6350497), (4052, 5128042), (6269, 3314536), (8104, 2564021), (12538, 1657268), (25076, 828634), (50152, 414317)]