19845558

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{26891}}^1$

素因数の和:26940

約数の個数: 24

約数和(自身を含む): 44049096

約数和(自身を除く): 24203538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 26891, 53782, 80673, 161346, 242019, 484038, 1102531, 2205062, 3307593, 6615186, 9922779, 19845558]

約数ペア:

[(1, 19845558), (2, 9922779), (3, 6615186), (6, 3307593), (9, 2205062), (18, 1102531), (41, 484038), (82, 242019), (123, 161346), (246, 80673), (369, 53782), (738, 26891)]