20178848666

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{461}}^1\times {\mathrm{11393}}^1$

素因数の和:11986

約数の個数: 32

約数和(自身を含む): 32405356368

約数和(自身を除く): 12226507702

約数列:

[1, 2, 17, 34, 113, 226, 461, 922, 1921, 3842, 7837, 11393, 15674, 22786, 52093, 104186, 193681, 387362, 885581, 1287409, 1771162, 2574818, 5252173, 10504346, 21885953, 43771906, 89286941, 178573882, 593495549, 1186991098, 10089424333, 20178848666]

約数ペア:

[(1, 20178848666), (2, 10089424333), (17, 1186991098), (34, 593495549), (113, 178573882), (226, 89286941), (461, 43771906), (922, 21885953), (1921, 10504346), (3842, 5252173), (7837, 2574818), (11393, 1771162), (15674, 1287409), (22786, 885581), (52093, 387362), (104186, 193681)]