19075188

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 51996672

約数和(自身を除く): 32921484

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 61, 66, 69, 92, 103, 122, 132, 138, 183, 206, 244, 253, 276, 309, 366, 412, 506, 618, 671, 732, 759, 1012, 1133, 1236, 1342, 1403, 1518, 2013, 2266, 2369, 2684, 2806, 3036, 3399, 4026, 4209, 4532, 4738, 5612, 6283, 6798, 7107, 8052, 8418, 9476, 12566, 13596, 14214, 15433, 16836, 18849, 25132, 26059, 28428, 30866, 37698, 46299, 52118, 61732, 69113, 75396, 78177, 92598, 104236, 138226, 144509, 156354, 185196, 207339, 276452, 289018, 312708, 414678, 433527, 578036, 829356, 867054, 1589599, 1734108, 3179198, 4768797, 6358396, 9537594, 19075188]

約数ペア:

[(1, 19075188), (2, 9537594), (3, 6358396), (4, 4768797), (6, 3179198), (11, 1734108), (12, 1589599), (22, 867054), (23, 829356), (33, 578036), (44, 433527), (46, 414678), (61, 312708), (66, 289018), (69, 276452), (92, 207339), (103, 185196), (122, 156354), (132, 144509), (138, 138226), (183, 104236), (206, 92598), (244, 78177), (253, 75396), (276, 69113), (309, 61732), (366, 52118), (412, 46299), (506, 37698), (618, 30866), (671, 28428), (732, 26059), (759, 25132), (1012, 18849), (1133, 16836), (1236, 15433), (1342, 14214), (1403, 13596), (1518, 12566), (2013, 9476), (2266, 8418), (2369, 8052), (2684, 7107), (2806, 6798), (3036, 6283), (3399, 5612), (4026, 4738), (4209, 4532)]