20839333208

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1\times {\mathrm{2683}}^1$

素因数の和:3136

約数の個数: 64

約数和(自身を含む): 40714776960

約数和(自身を除く): 19875443752

約数列:

[1, 2, 4, 8, 43, 67, 86, 134, 172, 268, 337, 344, 536, 674, 1348, 2683, 2696, 2881, 5366, 5762, 10732, 11524, 14491, 21464, 22579, 23048, 28982, 45158, 57964, 90316, 115369, 115928, 179761, 180632, 230738, 359522, 461476, 719044, 904171, 922952, 970897, 1438088, 1808342, 1941794, 3616684, 3883588, 7233368, 7729723, 7767176, 15459446, 30918892, 38879353, 60579457, 61837784, 77758706, 121158914, 155517412, 242317828, 311034824, 484635656, 2604916651, 5209833302, 10419666604, 20839333208]

約数ペア:

[(1, 20839333208), (2, 10419666604), (4, 5209833302), (8, 2604916651), (43, 484635656), (67, 311034824), (86, 242317828), (134, 155517412), (172, 121158914), (268, 77758706), (337, 61837784), (344, 60579457), (536, 38879353), (674, 30918892), (1348, 15459446), (2683, 7767176), (2696, 7729723), (2881, 7233368), (5366, 3883588), (5762, 3616684), (10732, 1941794), (11524, 1808342), (14491, 1438088), (21464, 970897), (22579, 922952), (23048, 904171), (28982, 719044), (45158, 461476), (57964, 359522), (90316, 230738), (115369, 180632), (115928, 179761)]