19248970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{563}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 37521792

約数和(自身を除く): 18272822

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 563, 1126, 1315, 2630, 2815, 3419, 5630, 6838, 7319, 14638, 17095, 34190, 36595, 73190, 148069, 296138, 740345, 1480690, 1924897, 3849794, 9624485, 19248970]

約数ペア:

[(1, 19248970), (2, 9624485), (5, 3849794), (10, 1924897), (13, 1480690), (26, 740345), (65, 296138), (130, 148069), (263, 73190), (526, 36595), (563, 34190), (1126, 17095), (1315, 14638), (2630, 7319), (2815, 6838), (3419, 5630)]