20844516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1327}}^1$

素因数の和:1369

約数の個数: 96

約数和(自身を含む): 64253952

約数和(自身を除く): 43409436

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 51, 66, 68, 77, 84, 102, 119, 132, 154, 187, 204, 231, 238, 308, 357, 374, 462, 476, 561, 714, 748, 924, 1122, 1309, 1327, 1428, 2244, 2618, 2654, 3927, 3981, 5236, 5308, 7854, 7962, 9289, 14597, 15708, 15924, 18578, 22559, 27867, 29194, 37156, 43791, 45118, 55734, 58388, 67677, 87582, 90236, 102179, 111468, 135354, 157913, 175164, 204358, 248149, 270708, 306537, 315826, 408716, 473739, 496298, 613074, 631652, 744447, 947478, 992596, 1226148, 1488894, 1737043, 1894956, 2977788, 3474086, 5211129, 6948172, 10422258, 20844516]

約数ペア:

[(1, 20844516), (2, 10422258), (3, 6948172), (4, 5211129), (6, 3474086), (7, 2977788), (11, 1894956), (12, 1737043), (14, 1488894), (17, 1226148), (21, 992596), (22, 947478), (28, 744447), (33, 631652), (34, 613074), (42, 496298), (44, 473739), (51, 408716), (66, 315826), (68, 306537), (77, 270708), (84, 248149), (102, 204358), (119, 175164), (132, 157913), (154, 135354), (187, 111468), (204, 102179), (231, 90236), (238, 87582), (308, 67677), (357, 58388), (374, 55734), (462, 45118), (476, 43791), (561, 37156), (714, 29194), (748, 27867), (924, 22559), (1122, 18578), (1309, 15924), (1327, 15708), (1428, 14597), (2244, 9289), (2618, 7962), (2654, 7854), (3927, 5308), (3981, 5236)]