2219638

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:759

約数の個数: 16

約数和(自身を含む): 3527136

約数和(自身を除く): 1307498

約数列:

[1, 2, 23, 46, 73, 146, 661, 1322, 1679, 3358, 15203, 30406, 48253, 96506, 1109819, 2219638]

約数ペア:

[(1, 2219638), (2, 1109819), (23, 96506), (46, 48253), (73, 30406), (146, 15203), (661, 3358), (1322, 1679)]