211313908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{18223}}^1$

素因数の和:18463

約数の個数: 24

約数和(自身を含む): 400053248

約数和(自身を除く): 188739340

約数列:

[1, 2, 4, 13, 26, 52, 223, 446, 892, 2899, 5798, 11596, 18223, 36446, 72892, 236899, 473798, 947596, 4063729, 8127458, 16254916, 52828477, 105656954, 211313908]

約数ペア:

[(1, 211313908), (2, 105656954), (4, 52828477), (13, 16254916), (26, 8127458), (52, 4063729), (223, 947596), (446, 473798), (892, 236899), (2899, 72892), (5798, 36446), (11596, 18223)]