16918984852

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1277483}}^1$

素因数の和:1277548

約数の個数: 48

約数和(自身を含む): 37772646912

約数和(自身を除く): 20853662060

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 1204, 1892, 3311, 6622, 13244, 1277483, 2554966, 5109932, 8942381, 14052313, 17884762, 28104626, 35769524, 54931769, 56209252, 98366191, 109863538, 196732382, 219727076, 384522383, 393464764, 604249459, 769044766, 1208498918, 1538089532, 2416997836, 4229746213, 8459492426, 16918984852]

約数ペア:

[(1, 16918984852), (2, 8459492426), (4, 4229746213), (7, 2416997836), (11, 1538089532), (14, 1208498918), (22, 769044766), (28, 604249459), (43, 393464764), (44, 384522383), (77, 219727076), (86, 196732382), (154, 109863538), (172, 98366191), (301, 56209252), (308, 54931769), (473, 35769524), (602, 28104626), (946, 17884762), (1204, 14052313), (1892, 8942381), (3311, 5109932), (6622, 2554966), (13244, 1277483)]