20161298754

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^2\times {\mathrm{269}}^1\times {\mathrm{2477}}^1$

素因数の和:2836

約数の個数: 72

約数和(自身を含む): 44958824820

約数和(自身を除く): 24797526066

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 269, 369, 538, 738, 807, 1614, 1681, 2421, 2477, 3362, 4842, 4954, 5043, 7431, 10086, 11029, 14862, 15129, 22058, 22293, 30258, 33087, 44586, 66174, 99261, 101557, 198522, 203114, 304671, 452189, 609342, 666313, 904378, 914013, 1332626, 1356567, 1828026, 1998939, 2713134, 3997878, 4069701, 4163837, 5996817, 8139402, 8327674, 11993634, 12491511, 24983022, 27318833, 37474533, 54637666, 74949066, 81956499, 163912998, 245869497, 491738994, 1120072153, 2240144306, 3360216459, 6720432918, 10080649377, 20161298754]

約数ペア:

[(1, 20161298754), (2, 10080649377), (3, 6720432918), (6, 3360216459), (9, 2240144306), (18, 1120072153), (41, 491738994), (82, 245869497), (123, 163912998), (246, 81956499), (269, 74949066), (369, 54637666), (538, 37474533), (738, 27318833), (807, 24983022), (1614, 12491511), (1681, 11993634), (2421, 8327674), (2477, 8139402), (3362, 5996817), (4842, 4163837), (4954, 4069701), (5043, 3997878), (7431, 2713134), (10086, 1998939), (11029, 1828026), (14862, 1356567), (15129, 1332626), (22058, 914013), (22293, 904378), (30258, 666313), (33087, 609342), (44586, 452189), (66174, 304671), (99261, 203114), (101557, 198522)]