19892430946

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1\times {\mathrm{8123}}^1$

素因数の和:8670

約数の個数: 32

約数和(自身を含む): 31445729280

約数和(自身を除く): 11553298334

約数列:

[1, 2, 23, 46, 139, 278, 383, 766, 3197, 6394, 8123, 8809, 16246, 17618, 53237, 106474, 186829, 373658, 1129097, 1224451, 2258194, 2448902, 3111109, 6222218, 25969231, 51938462, 71555507, 143111014, 432444151, 864888302, 9946215473, 19892430946]

約数ペア:

[(1, 19892430946), (2, 9946215473), (23, 864888302), (46, 432444151), (139, 143111014), (278, 71555507), (383, 51938462), (766, 25969231), (3197, 6222218), (6394, 3111109), (8123, 2448902), (8809, 2258194), (16246, 1224451), (17618, 1129097), (53237, 373658), (106474, 186829)]