20216573585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{52529}}^1$

素因数の和:52769

約数の個数: 32

約数和(自身を含む): 27110522880

約数和(自身を除く): 6893949295

約数列:

[1, 5, 13, 31, 65, 155, 191, 403, 955, 2015, 2483, 5921, 12415, 29605, 52529, 76973, 262645, 384865, 682877, 1628399, 3414385, 8141995, 10033039, 21169187, 50165195, 105845935, 130429507, 311024209, 652147535, 1555121045, 4043314717, 20216573585]

約数ペア:

[(1, 20216573585), (5, 4043314717), (13, 1555121045), (31, 652147535), (65, 311024209), (155, 130429507), (191, 105845935), (403, 50165195), (955, 21169187), (2015, 10033039), (2483, 8141995), (5921, 3414385), (12415, 1628399), (29605, 682877), (52529, 384865), (76973, 262645)]