20169292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{953}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 42632352

約数和(自身を除く): 22463060

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 143, 148, 286, 407, 481, 572, 814, 953, 962, 1628, 1906, 1924, 3812, 5291, 10483, 10582, 12389, 20966, 21164, 24778, 35261, 41932, 49556, 70522, 136279, 141044, 272558, 387871, 458393, 545116, 775742, 916786, 1551484, 1833572, 5042323, 10084646, 20169292]

約数ペア:

[(1, 20169292), (2, 10084646), (4, 5042323), (11, 1833572), (13, 1551484), (22, 916786), (26, 775742), (37, 545116), (44, 458393), (52, 387871), (74, 272558), (143, 141044), (148, 136279), (286, 70522), (407, 49556), (481, 41932), (572, 35261), (814, 24778), (953, 21164), (962, 20966), (1628, 12389), (1906, 10582), (1924, 10483), (3812, 5291)]