19904328

素因数分解:

$2^3\times 3^2\times {\mathrm{276449}}^1$

素因数の和:276461

約数の個数: 24

約数和(自身を含む): 53907750

約数和(自身を除く): 34003422

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 276449, 552898, 829347, 1105796, 1658694, 2211592, 2488041, 3317388, 4976082, 6634776, 9952164, 19904328]

約数ペア:

[(1, 19904328), (2, 9952164), (3, 6634776), (4, 4976082), (6, 3317388), (8, 2488041), (9, 2211592), (12, 1658694), (18, 1105796), (24, 829347), (36, 552898), (72, 276449)]