19270460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7963}}^1$

素因数の和:7994

約数の個数: 36

約数和(自身を含む): 44486904

約数和(自身を除く): 25216444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 7963, 15926, 31852, 39815, 79630, 87593, 159260, 175186, 350372, 437965, 875930, 963523, 1751860, 1927046, 3854092, 4817615, 9635230, 19270460]

約数ペア:

[(1, 19270460), (2, 9635230), (4, 4817615), (5, 3854092), (10, 1927046), (11, 1751860), (20, 963523), (22, 875930), (44, 437965), (55, 350372), (110, 175186), (121, 159260), (220, 87593), (242, 79630), (484, 39815), (605, 31852), (1210, 15926), (2420, 7963)]