16398980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63073}}^1$

素因数の和:63095

約数の個数: 24

約数和(自身を含む): 37087512

約数和(自身を除く): 20688532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 63073, 126146, 252292, 315365, 630730, 819949, 1261460, 1639898, 3279796, 4099745, 8199490, 16398980]

約数ペア:

[(1, 16398980), (2, 8199490), (4, 4099745), (5, 3279796), (10, 1639898), (13, 1261460), (20, 819949), (26, 630730), (52, 315365), (65, 252292), (130, 126146), (260, 63073)]