19433260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12619}}^1$

素因数の和:12646

約数の個数: 48

約数和(自身を含む): 50883840

約数和(自身を除く): 31450580

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 12619, 25238, 50476, 63095, 88333, 126190, 138809, 176666, 252380, 277618, 353332, 441665, 555236, 694045, 883330, 971663, 1388090, 1766660, 1943326, 2776180, 3886652, 4858315, 9716630, 19433260]

約数ペア:

[(1, 19433260), (2, 9716630), (4, 4858315), (5, 3886652), (7, 2776180), (10, 1943326), (11, 1766660), (14, 1388090), (20, 971663), (22, 883330), (28, 694045), (35, 555236), (44, 441665), (55, 353332), (70, 277618), (77, 252380), (110, 176666), (140, 138809), (154, 126190), (220, 88333), (308, 63095), (385, 50476), (770, 25238), (1540, 12619)]