20036770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1951}}^1$

素因数の和:2050

約数の個数: 32

約数和(自身を含む): 39352320

約数和(自身を除く): 19315550

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 1951, 2054, 3902, 5135, 9755, 10270, 19510, 25363, 50726, 126815, 154129, 253630, 308258, 770645, 1541290, 2003677, 4007354, 10018385, 20036770]

約数ペア:

[(1, 20036770), (2, 10018385), (5, 4007354), (10, 2003677), (13, 1541290), (26, 770645), (65, 308258), (79, 253630), (130, 154129), (158, 126815), (395, 50726), (790, 25363), (1027, 19510), (1951, 10270), (2054, 9755), (3902, 5135)]