16856970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43223}}^1$

素因数の和:43246

約数の個数: 32

約数和(自身を含む): 43569792

約数和(自身を除く): 26712822

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 43223, 86446, 129669, 216115, 259338, 432230, 561899, 648345, 1123798, 1296690, 1685697, 2809495, 3371394, 5618990, 8428485, 16856970]

約数ペア:

[(1, 16856970), (2, 8428485), (3, 5618990), (5, 3371394), (6, 2809495), (10, 1685697), (13, 1296690), (15, 1123798), (26, 648345), (30, 561899), (39, 432230), (65, 259338), (78, 216115), (130, 129669), (195, 86446), (390, 43223)]