2051248316

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 3979072944

約数和(自身を除く): 1927824628

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 169, 197, 211, 292, 338, 394, 422, 676, 788, 844, 949, 1898, 2561, 2743, 3796, 5122, 5486, 10244, 10972, 12337, 14381, 15403, 24674, 28762, 30806, 33293, 35659, 41567, 49348, 57524, 61612, 66586, 71318, 83134, 133172, 142636, 166268, 186953, 200239, 373906, 400478, 540371, 747812, 800956, 1080742, 2161484, 2430389, 2603107, 3034391, 4860778, 5206214, 6068782, 7024823, 9721556, 10412428, 12137564, 14049646, 28099292, 39447083, 78894166, 157788332, 512812079, 1025624158, 2051248316]

約数ペア:

[(1, 2051248316), (2, 1025624158), (4, 512812079), (13, 157788332), (26, 78894166), (52, 39447083), (73, 28099292), (146, 14049646), (169, 12137564), (197, 10412428), (211, 9721556), (292, 7024823), (338, 6068782), (394, 5206214), (422, 4860778), (676, 3034391), (788, 2603107), (844, 2430389), (949, 2161484), (1898, 1080742), (2561, 800956), (2743, 747812), (3796, 540371), (5122, 400478), (5486, 373906), (10244, 200239), (10972, 186953), (12337, 166268), (14381, 142636), (15403, 133172), (24674, 83134), (28762, 71318), (30806, 66586), (33293, 61612), (35659, 57524), (41567, 49348)]