20784426495

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{4201}}^1\times {\mathrm{47119}}^1$

素因数の和:51335

約数の個数: 32

約数和(自身を含む): 38015662080

約数和(自身を除く): 17231235585

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 4201, 12603, 21005, 29407, 47119, 63015, 88221, 141357, 147035, 235595, 329833, 441105, 706785, 989499, 1649165, 4947495, 197946919, 593840757, 989734595, 1385628433, 2969203785, 4156885299, 6928142165, 20784426495]

約数ペア:

[(1, 20784426495), (3, 6928142165), (5, 4156885299), (7, 2969203785), (15, 1385628433), (21, 989734595), (35, 593840757), (105, 197946919), (4201, 4947495), (12603, 1649165), (21005, 989499), (29407, 706785), (47119, 441105), (63015, 329833), (88221, 235595), (141357, 147035)]