18941288

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 36341760

約数和(自身を除く): 17400472

約数列:

[1, 2, 4, 8, 103, 127, 181, 206, 254, 362, 412, 508, 724, 824, 1016, 1448, 13081, 18643, 22987, 26162, 37286, 45974, 52324, 74572, 91948, 104648, 149144, 183896, 2367661, 4735322, 9470644, 18941288]

約数ペア:

[(1, 18941288), (2, 9470644), (4, 4735322), (8, 2367661), (103, 183896), (127, 149144), (181, 104648), (206, 91948), (254, 74572), (362, 52324), (412, 45974), (508, 37286), (724, 26162), (824, 22987), (1016, 18643), (1448, 13081)]