219043864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2106191}}^1$

素因数の和:2106210

約数の個数: 16

約数和(自身を含む): 442300320

約数和(自身を除く): 223256456

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2106191, 4212382, 8424764, 16849528, 27380483, 54760966, 109521932, 219043864]

約数ペア:

[(1, 219043864), (2, 109521932), (4, 54760966), (8, 27380483), (13, 16849528), (26, 8424764), (52, 4212382), (104, 2106191)]