19982814

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1627}}^1$

素因数の和:1744

約数の個数: 32

約数和(自身を含む): 42197760

約数和(自身を除く): 22214946

約数列:

[1, 2, 3, 6, 23, 46, 69, 89, 138, 178, 267, 534, 1627, 2047, 3254, 4094, 4881, 6141, 9762, 12282, 37421, 74842, 112263, 144803, 224526, 289606, 434409, 868818, 3330469, 6660938, 9991407, 19982814]

約数ペア:

[(1, 19982814), (2, 9991407), (3, 6660938), (6, 3330469), (23, 868818), (46, 434409), (69, 289606), (89, 224526), (138, 144803), (178, 112263), (267, 74842), (534, 37421), (1627, 12282), (2047, 9762), (3254, 6141), (4094, 4881)]