19031285

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{277}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 28396032

約数和(自身を除く): 9364747

約数列:

[1, 5, 7, 13, 35, 65, 91, 151, 277, 455, 755, 1057, 1385, 1939, 1963, 3601, 5285, 9695, 9815, 13741, 18005, 25207, 41827, 68705, 126035, 209135, 292789, 543751, 1463945, 2718755, 3806257, 19031285]

約数ペア:

[(1, 19031285), (5, 3806257), (7, 2718755), (13, 1463945), (35, 543751), (65, 292789), (91, 209135), (151, 126035), (277, 68705), (455, 41827), (755, 25207), (1057, 18005), (1385, 13741), (1939, 9815), (1963, 9695), (3601, 5285)]