2019959613

素因数分解:

$3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{51631}}^1$

素因数の和:51676

約数の個数: 48

約数和(自身を含む): 3608457216

約数和(自身を除く): 1588497603

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 243, 483, 567, 621, 1449, 1701, 1863, 4347, 5589, 13041, 39123, 51631, 154893, 361417, 464679, 1084251, 1187513, 1394037, 3252753, 3562539, 4182111, 8312591, 9758259, 10687617, 12546333, 24937773, 29274777, 32062851, 74813319, 87824331, 96188553, 224439957, 288565659, 673319871, 2019959613]

約数ペア:

[(1, 2019959613), (3, 673319871), (7, 288565659), (9, 224439957), (21, 96188553), (23, 87824331), (27, 74813319), (63, 32062851), (69, 29274777), (81, 24937773), (161, 12546333), (189, 10687617), (207, 9758259), (243, 8312591), (483, 4182111), (567, 3562539), (621, 3252753), (1449, 1394037), (1701, 1187513), (1863, 1084251), (4347, 464679), (5589, 361417), (13041, 154893), (39123, 51631)]