18804937838

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{266291}}^1$

素因数の和:266408

約数の個数: 32

約数和(自身を含む): 31290375168

約数和(自身を除く): 12485437330

約数列:

[1, 2, 17, 31, 34, 62, 67, 134, 527, 1054, 1139, 2077, 2278, 4154, 35309, 70618, 266291, 532582, 4526947, 8255021, 9053894, 16510042, 17841497, 35682994, 140335357, 280670714, 303305449, 553086407, 606610898, 1106172814, 9402468919, 18804937838]

約数ペア:

[(1, 18804937838), (2, 9402468919), (17, 1106172814), (31, 606610898), (34, 553086407), (62, 303305449), (67, 280670714), (134, 140335357), (527, 35682994), (1054, 17841497), (1139, 16510042), (2077, 9053894), (2278, 8255021), (4154, 4526947), (35309, 532582), (70618, 266291)]