9921882830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{917843}}^1$

素因数の和:917920

約数の個数: 32

約数和(自身を含む): 19032413184

約数和(自身を除く): 9110530354

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 5405, 10810, 917843, 1835686, 4589215, 9178430, 21110389, 42220778, 43138621, 86277242, 105551945, 211103890, 215693105, 431386210, 992188283, 1984376566, 4960941415, 9921882830]

約数ペア:

[(1, 9921882830), (2, 4960941415), (5, 1984376566), (10, 992188283), (23, 431386210), (46, 215693105), (47, 211103890), (94, 105551945), (115, 86277242), (230, 43138621), (235, 42220778), (470, 21110389), (1081, 9178430), (2162, 4589215), (5405, 1835686), (10810, 917843)]