2019593389970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{501139799}}^1$

素因数の和:501139850

約数の個数: 32

約数和(自身を含む): 4041191347200

約数和(自身を除く): 2021597957230

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 501139799, 1002279598, 2505698995, 5011397990, 6514817387, 13029634774, 15535333769, 31070667538, 32574086935, 65148173870, 77676668845, 155353337690, 201959338997, 403918677994, 1009796694985, 2019593389970]

約数ペア:

[(1, 2019593389970), (2, 1009796694985), (5, 403918677994), (10, 201959338997), (13, 155353337690), (26, 77676668845), (31, 65148173870), (62, 32574086935), (65, 31070667538), (130, 15535333769), (155, 13029634774), (310, 6514817387), (403, 5011397990), (806, 2505698995), (2015, 1002279598), (4030, 501139799)]