16820930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2333}}^1$

素因数の和:2450

約数の個数: 32

約数和(自身を含む): 34953984

約数和(自身を除く): 18133054

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 2333, 3605, 4666, 7210, 11665, 16331, 23330, 32662, 81655, 163310, 240299, 480598, 1201495, 1682093, 2402990, 3364186, 8410465, 16820930]

約数ペア:

[(1, 16820930), (2, 8410465), (5, 3364186), (7, 2402990), (10, 1682093), (14, 1201495), (35, 480598), (70, 240299), (103, 163310), (206, 81655), (515, 32662), (721, 23330), (1030, 16331), (1442, 11665), (2333, 7210), (3605, 4666)]