20039370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51383}}^1$

素因数の和:51406

約数の個数: 32

約数和(自身を含む): 51795072

約数和(自身を除く): 31755702

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51383, 102766, 154149, 256915, 308298, 513830, 667979, 770745, 1335958, 1541490, 2003937, 3339895, 4007874, 6679790, 10019685, 20039370]

約数ペア:

[(1, 20039370), (2, 10019685), (3, 6679790), (5, 4007874), (6, 3339895), (10, 2003937), (13, 1541490), (15, 1335958), (26, 770745), (30, 667979), (39, 513830), (65, 308298), (78, 256915), (130, 154149), (195, 102766), (390, 51383)]