20291358

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{421}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 42233760

約数和(自身を除く): 21942402

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 277, 421, 554, 831, 842, 1263, 1662, 2526, 8033, 12209, 16066, 24099, 24418, 36627, 48198, 73254, 116617, 233234, 349851, 699702, 3381893, 6763786, 10145679, 20291358]

約数ペア:

[(1, 20291358), (2, 10145679), (3, 6763786), (6, 3381893), (29, 699702), (58, 349851), (87, 233234), (174, 116617), (277, 73254), (421, 48198), (554, 36627), (831, 24418), (842, 24099), (1263, 16066), (1662, 12209), (2526, 8033)]