20338017921

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{14533}}^1$

素因数の和:15004

約数の個数: 48

約数和(自身を含む): 32884977216

約数和(自身を除く): 12546959295

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 443, 1053, 1329, 3159, 3987, 5759, 11961, 14533, 17277, 35883, 43599, 51831, 107649, 130797, 155493, 188929, 392391, 466479, 566787, 1177173, 1399437, 1700361, 3531519, 5101083, 6438119, 15303249, 19314357, 45909747, 57943071, 83695547, 173829213, 251086641, 521487639, 753259923, 1564462917, 2259779769, 6779339307, 20338017921]

約数ペア:

[(1, 20338017921), (3, 6779339307), (9, 2259779769), (13, 1564462917), (27, 753259923), (39, 521487639), (81, 251086641), (117, 173829213), (243, 83695547), (351, 57943071), (443, 45909747), (1053, 19314357), (1329, 15303249), (3159, 6438119), (3987, 5101083), (5759, 3531519), (11961, 1700361), (14533, 1399437), (17277, 1177173), (35883, 566787), (43599, 466479), (51831, 392391), (107649, 188929), (130797, 155493)]