20156672955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{872017}}^1$

素因数の和:872115

約数の個数: 32

約数和(自身を含む): 34155201024

約数和(自身を除く): 13998528069

約数列:

[1, 3, 5, 15, 23, 67, 69, 115, 201, 335, 345, 1005, 1541, 4623, 7705, 23115, 872017, 2616051, 4360085, 13080255, 20056391, 58425139, 60169173, 100281955, 175275417, 292125695, 300845865, 876377085, 1343778197, 4031334591, 6718890985, 20156672955]

約数ペア:

[(1, 20156672955), (3, 6718890985), (5, 4031334591), (15, 1343778197), (23, 876377085), (67, 300845865), (69, 292125695), (115, 175275417), (201, 100281955), (335, 60169173), (345, 58425139), (1005, 20056391), (1541, 13080255), (4623, 4360085), (7705, 2616051), (23115, 872017)]