20156994

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 52835328

約数和(自身を除く): 32678334

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 41, 66, 78, 82, 99, 117, 123, 143, 191, 198, 234, 246, 286, 369, 382, 429, 451, 533, 573, 738, 858, 902, 1066, 1146, 1287, 1353, 1599, 1719, 2101, 2483, 2574, 2706, 3198, 3438, 4059, 4202, 4797, 4966, 5863, 6303, 7449, 7831, 8118, 9594, 11726, 12606, 14898, 15662, 17589, 18909, 22347, 23493, 27313, 35178, 37818, 44694, 46986, 52767, 54626, 70479, 81939, 86141, 101803, 105534, 140958, 163878, 172282, 203606, 245817, 258423, 305409, 491634, 516846, 610818, 775269, 916227, 1119833, 1550538, 1832454, 2239666, 3359499, 6718998, 10078497, 20156994]

約数ペア:

[(1, 20156994), (2, 10078497), (3, 6718998), (6, 3359499), (9, 2239666), (11, 1832454), (13, 1550538), (18, 1119833), (22, 916227), (26, 775269), (33, 610818), (39, 516846), (41, 491634), (66, 305409), (78, 258423), (82, 245817), (99, 203606), (117, 172282), (123, 163878), (143, 140958), (191, 105534), (198, 101803), (234, 86141), (246, 81939), (286, 70479), (369, 54626), (382, 52767), (429, 46986), (451, 44694), (533, 37818), (573, 35178), (738, 27313), (858, 23493), (902, 22347), (1066, 18909), (1146, 17589), (1287, 15662), (1353, 14898), (1599, 12606), (1719, 11726), (2101, 9594), (2483, 8118), (2574, 7831), (2706, 7449), (3198, 6303), (3438, 5863), (4059, 4966), (4202, 4797)]