20959979

素因数分解:

${\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:310

約数の個数: 16

約数和(自身を含む): 22377600

約数和(自身を除く): 1417621

約数列:

[1, 41, 47, 73, 149, 1927, 2993, 3431, 6109, 7003, 10877, 140671, 287123, 445957, 511219, 20959979]

約数ペア:

[(1, 20959979), (41, 511219), (47, 445957), (73, 287123), (149, 140671), (1927, 10877), (2993, 7003), (3431, 6109)]