19974630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51217}}^1$

素因数の和:51240

約数の個数: 32

約数和(自身を含む): 51627744

約数和(自身を除く): 31653114

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51217, 102434, 153651, 256085, 307302, 512170, 665821, 768255, 1331642, 1536510, 1997463, 3329105, 3994926, 6658210, 9987315, 19974630]

約数ペア:

[(1, 19974630), (2, 9987315), (3, 6658210), (5, 3994926), (6, 3329105), (10, 1997463), (13, 1536510), (15, 1331642), (26, 768255), (30, 665821), (39, 512170), (65, 307302), (78, 256085), (130, 153651), (195, 102434), (390, 51217)]