19509570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{907}}^1$

素因数の和:1159

約数の個数: 48

約数和(自身を含む): 50993280

約数和(自身を除く): 31483710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 239, 478, 717, 907, 1195, 1434, 1814, 2151, 2390, 2721, 3585, 4302, 4535, 5442, 7170, 8163, 9070, 10755, 13605, 16326, 21510, 27210, 40815, 81630, 216773, 433546, 650319, 1083865, 1300638, 1950957, 2167730, 3251595, 3901914, 6503190, 9754785, 19509570]

約数ペア:

[(1, 19509570), (2, 9754785), (3, 6503190), (5, 3901914), (6, 3251595), (9, 2167730), (10, 1950957), (15, 1300638), (18, 1083865), (30, 650319), (45, 433546), (90, 216773), (239, 81630), (478, 40815), (717, 27210), (907, 21510), (1195, 16326), (1434, 13605), (1814, 10755), (2151, 9070), (2390, 8163), (2721, 7170), (3585, 5442), (4302, 4535)]