17939841921

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{170267}}^1$

素因数の和:170805

約数の個数: 24

約数和(自身を含む): 27093044160

約数和(自身を除く): 9153202239

約数列:

[1, 3, 9, 23, 69, 207, 509, 1527, 4581, 11707, 35121, 105363, 170267, 510801, 1532403, 3916141, 11748423, 35245269, 86665903, 259997709, 779993127, 1993315769, 5979947307, 17939841921]

約数ペア:

[(1, 17939841921), (3, 5979947307), (9, 1993315769), (23, 779993127), (69, 259997709), (207, 86665903), (509, 35245269), (1527, 11748423), (4581, 3916141), (11707, 1532403), (35121, 510801), (105363, 170267)]