19201230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1117}}^1$

素因数の和:1321

約数の個数: 48

約数和(自身を含む): 50229504

約数和(自身を除く): 31028274

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 191, 382, 573, 955, 1117, 1146, 1719, 1910, 2234, 2865, 3351, 3438, 5585, 5730, 6702, 8595, 10053, 11170, 16755, 17190, 20106, 33510, 50265, 100530, 213347, 426694, 640041, 1066735, 1280082, 1920123, 2133470, 3200205, 3840246, 6400410, 9600615, 19201230]

約数ペア:

[(1, 19201230), (2, 9600615), (3, 6400410), (5, 3840246), (6, 3200205), (9, 2133470), (10, 1920123), (15, 1280082), (18, 1066735), (30, 640041), (45, 426694), (90, 213347), (191, 100530), (382, 50265), (573, 33510), (955, 20106), (1117, 17190), (1146, 16755), (1719, 11170), (1910, 10053), (2234, 8595), (2865, 6702), (3351, 5730), (3438, 5585)]