201906416

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{1123}}^1$

素因数の和:1809

約数の個数: 40

約数和(自身を含む): 415201104

約数和(自身を除く): 213294688

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 661, 1123, 1322, 2246, 2644, 4492, 5288, 8984, 10576, 11237, 17968, 19091, 22474, 38182, 44948, 76364, 89896, 152728, 179792, 305456, 742303, 1484606, 2969212, 5938424, 11876848, 12619151, 25238302, 50476604, 100953208, 201906416]

約数ペア:

[(1, 201906416), (2, 100953208), (4, 50476604), (8, 25238302), (16, 12619151), (17, 11876848), (34, 5938424), (68, 2969212), (136, 1484606), (272, 742303), (661, 305456), (1123, 179792), (1322, 152728), (2246, 89896), (2644, 76364), (4492, 44948), (5288, 38182), (8984, 22474), (10576, 19091), (11237, 17968)]