20119777916

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{8699}}^1$

素因数の和:8883

約数の個数: 96

約数和(自身を含む): 43988313600

約数和(自身を除く): 23868535684

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 43, 68, 86, 113, 119, 172, 226, 238, 301, 452, 476, 602, 731, 791, 1204, 1462, 1582, 1921, 2924, 3164, 3842, 4859, 5117, 7684, 8699, 9718, 10234, 13447, 17398, 19436, 20468, 26894, 34013, 34796, 53788, 60893, 68026, 82603, 121786, 136052, 147883, 165206, 243572, 295766, 330412, 374057, 578221, 591532, 748114, 982987, 1035181, 1156442, 1496228, 1965974, 2070362, 2312884, 2618399, 3931948, 4140724, 5236798, 6358969, 6880909, 10473596, 12717938, 13761818, 16710779, 25435876, 27523636, 33421558, 42268441, 44512783, 66843116, 84536882, 89025566, 116975453, 169073764, 178051132, 233950906, 295879087, 467901812, 591758174, 718563497, 1183516348, 1437126994, 2874253988, 5029944479, 10059888958, 20119777916]

約数ペア:

[(1, 20119777916), (2, 10059888958), (4, 5029944479), (7, 2874253988), (14, 1437126994), (17, 1183516348), (28, 718563497), (34, 591758174), (43, 467901812), (68, 295879087), (86, 233950906), (113, 178051132), (119, 169073764), (172, 116975453), (226, 89025566), (238, 84536882), (301, 66843116), (452, 44512783), (476, 42268441), (602, 33421558), (731, 27523636), (791, 25435876), (1204, 16710779), (1462, 13761818), (1582, 12717938), (1921, 10473596), (2924, 6880909), (3164, 6358969), (3842, 5236798), (4859, 4140724), (5117, 3931948), (7684, 2618399), (8699, 2312884), (9718, 2070362), (10234, 1965974), (13447, 1496228), (17398, 1156442), (19436, 1035181), (20468, 982987), (26894, 748114), (34013, 591532), (34796, 578221), (53788, 374057), (60893, 330412), (68026, 295766), (82603, 243572), (121786, 165206), (136052, 147883)]