1891891036

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{172807}}^1$

素因数の和:172858

約数の個数: 48

約数和(自身を含む): 4180571136

約数和(自身を除く): 2288680100

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 119, 161, 238, 322, 391, 476, 644, 782, 1564, 2737, 5474, 10948, 172807, 345614, 691228, 1209649, 2419298, 2937719, 3974561, 4838596, 5875438, 7949122, 11750876, 15898244, 20564033, 27821927, 41128066, 55643854, 67567537, 82256132, 111287708, 135135074, 270270148, 472972759, 945945518, 1891891036]

約数ペア:

[(1, 1891891036), (2, 945945518), (4, 472972759), (7, 270270148), (14, 135135074), (17, 111287708), (23, 82256132), (28, 67567537), (34, 55643854), (46, 41128066), (68, 27821927), (92, 20564033), (119, 15898244), (161, 11750876), (238, 7949122), (322, 5875438), (391, 4838596), (476, 3974561), (644, 2937719), (782, 2419298), (1564, 1209649), (2737, 691228), (5474, 345614), (10948, 172807)]