161803012

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9811}}^1$

素因数の和:9872

約数の個数: 48

約数和(自身を含む): 351662080

約数和(自身を除く): 189859068

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 8246, 9811, 16492, 19622, 39244, 68677, 137354, 186409, 274708, 304141, 372818, 608282, 745636, 1216564, 1304863, 2128987, 2609726, 4257974, 5219452, 5778679, 8515948, 11557358, 23114716, 40450753, 80901506, 161803012]

約数ペア:

[(1, 161803012), (2, 80901506), (4, 40450753), (7, 23114716), (14, 11557358), (19, 8515948), (28, 5778679), (31, 5219452), (38, 4257974), (62, 2609726), (76, 2128987), (124, 1304863), (133, 1216564), (217, 745636), (266, 608282), (434, 372818), (532, 304141), (589, 274708), (868, 186409), (1178, 137354), (2356, 68677), (4123, 39244), (8246, 19622), (9811, 16492)]