20542781930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1153}}^1\times {\mathrm{161971}}^1$

素因数の和:163142

約数の個数: 32

約数和(自身を含む): 40373788608

約数和(自身を除く): 19831006678

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1153, 2306, 5765, 11530, 12683, 25366, 63415, 126830, 161971, 323942, 809855, 1619710, 1781681, 3563362, 8908405, 17816810, 186752563, 373505126, 933762815, 1867525630, 2054278193, 4108556386, 10271390965, 20542781930]

約数ペア:

[(1, 20542781930), (2, 10271390965), (5, 4108556386), (10, 2054278193), (11, 1867525630), (22, 933762815), (55, 373505126), (110, 186752563), (1153, 17816810), (2306, 8908405), (5765, 3563362), (11530, 1781681), (12683, 1619710), (25366, 809855), (63415, 323942), (126830, 161971)]