20132947210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{729719}}^1$

素因数の和:729846

約数の個数: 32

約数和(自身を含む): 37828684800

約数和(自身を除く): 17695737590

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 2759, 5518, 13795, 27590, 729719, 1459438, 3648595, 7297190, 22621289, 45242578, 64944991, 113106445, 129889982, 226212890, 324724955, 649449910, 2013294721, 4026589442, 10066473605, 20132947210]

約数ペア:

[(1, 20132947210), (2, 10066473605), (5, 4026589442), (10, 2013294721), (31, 649449910), (62, 324724955), (89, 226212890), (155, 129889982), (178, 113106445), (310, 64944991), (445, 45242578), (890, 22621289), (2759, 7297190), (5518, 3648595), (13795, 1459438), (27590, 729719)]