20132708156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1\times {\mathrm{311}}^1$

素因数の和:747

約数の個数: 96

約数和(自身を含む): 39777454080

約数和(自身を除く): 19644745924

約数列:

[1, 2, 4, 11, 22, 44, 61, 89, 122, 178, 244, 271, 311, 356, 542, 622, 671, 979, 1084, 1244, 1342, 1958, 2684, 2981, 3421, 3916, 5429, 5962, 6842, 10858, 11924, 13684, 16531, 18971, 21716, 24119, 27679, 33062, 37942, 48238, 55358, 59719, 66124, 75884, 84281, 96476, 110716, 119438, 168562, 181841, 208681, 238876, 265309, 304469, 337124, 363682, 417362, 530618, 608938, 727364, 834724, 927091, 1061236, 1217876, 1471259, 1688419, 1854182, 2942518, 3376838, 3708364, 5141141, 5885036, 6753676, 7501009, 10282282, 15002018, 16183849, 18572609, 20564564, 30004036, 32367698, 37145218, 56552551, 64735396, 74290436, 82511099, 113105102, 165022198, 226210204, 330044396, 457561549, 915123098, 1830246196, 5033177039, 10066354078, 20132708156]

約数ペア:

[(1, 20132708156), (2, 10066354078), (4, 5033177039), (11, 1830246196), (22, 915123098), (44, 457561549), (61, 330044396), (89, 226210204), (122, 165022198), (178, 113105102), (244, 82511099), (271, 74290436), (311, 64735396), (356, 56552551), (542, 37145218), (622, 32367698), (671, 30004036), (979, 20564564), (1084, 18572609), (1244, 16183849), (1342, 15002018), (1958, 10282282), (2684, 7501009), (2981, 6753676), (3421, 5885036), (3916, 5141141), (5429, 3708364), (5962, 3376838), (6842, 2942518), (10858, 1854182), (11924, 1688419), (13684, 1471259), (16531, 1217876), (18971, 1061236), (21716, 927091), (24119, 834724), (27679, 727364), (33062, 608938), (37942, 530618), (48238, 417362), (55358, 363682), (59719, 337124), (66124, 304469), (75884, 265309), (84281, 238876), (96476, 208681), (110716, 181841), (119438, 168562)]