201720668

素因数分解:

$2^2\times {\mathrm{251}}^1\times {\mathrm{331}}^1\times {\mathrm{607}}^1$

素因数の和:1193

約数の個数: 24

約数和(自身を含む): 356073984

約数和(自身を除く): 154353316

約数列:

[1, 2, 4, 251, 331, 502, 607, 662, 1004, 1214, 1324, 2428, 83081, 152357, 166162, 200917, 304714, 332324, 401834, 609428, 803668, 50430167, 100860334, 201720668]

約数ペア:

[(1, 201720668), (2, 100860334), (4, 50430167), (251, 803668), (331, 609428), (502, 401834), (607, 332324), (662, 304714), (1004, 200917), (1214, 166162), (1324, 152357), (2428, 83081)]