19546918

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{5821}}^1$

素因数の和:5919

約数の個数: 16

約数和(自身を含む): 31019616

約数和(自身を除く): 11472698

約数列:

[1, 2, 23, 46, 73, 146, 1679, 3358, 5821, 11642, 133883, 267766, 424933, 849866, 9773459, 19546918]

約数ペア:

[(1, 19546918), (2, 9773459), (23, 849866), (46, 424933), (73, 267766), (146, 133883), (1679, 11642), (3358, 5821)]