20022128

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3373}}^1$

素因数の和:3441

約数の個数: 40

約数和(自身を含む): 45184608

約数和(自身を除く): 25162480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 3373, 5936, 6746, 13492, 23611, 26984, 47222, 53968, 94444, 178769, 188888, 357538, 377776, 715076, 1251383, 1430152, 2502766, 2860304, 5005532, 10011064, 20022128]

約数ペア:

[(1, 20022128), (2, 10011064), (4, 5005532), (7, 2860304), (8, 2502766), (14, 1430152), (16, 1251383), (28, 715076), (53, 377776), (56, 357538), (106, 188888), (112, 178769), (212, 94444), (371, 53968), (424, 47222), (742, 26984), (848, 23611), (1484, 13492), (2968, 6746), (3373, 5936)]