20183998432

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{83}}^2\times {\mathrm{7043}}^1$

素因数の和:7232

約数の個数: 72

約数和(自身を含む): 43321910184

約数和(自身を除く): 23137911752

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 83, 104, 166, 208, 332, 416, 664, 1079, 1328, 2158, 2656, 4316, 6889, 7043, 8632, 13778, 14086, 17264, 27556, 28172, 34528, 55112, 56344, 89557, 91559, 110224, 112688, 179114, 183118, 220448, 225376, 358228, 366236, 584569, 716456, 732472, 1169138, 1432912, 1464944, 2338276, 2865824, 2929888, 4676552, 7599397, 9353104, 15198794, 18706208, 30397588, 48519227, 60795176, 97038454, 121590352, 194076908, 243180704, 388153816, 630749951, 776307632, 1261499902, 1552615264, 2522999804, 5045999608, 10091999216, 20183998432]

約数ペア:

[(1, 20183998432), (2, 10091999216), (4, 5045999608), (8, 2522999804), (13, 1552615264), (16, 1261499902), (26, 776307632), (32, 630749951), (52, 388153816), (83, 243180704), (104, 194076908), (166, 121590352), (208, 97038454), (332, 60795176), (416, 48519227), (664, 30397588), (1079, 18706208), (1328, 15198794), (2158, 9353104), (2656, 7599397), (4316, 4676552), (6889, 2929888), (7043, 2865824), (8632, 2338276), (13778, 1464944), (14086, 1432912), (17264, 1169138), (27556, 732472), (28172, 716456), (34528, 584569), (55112, 366236), (56344, 358228), (89557, 225376), (91559, 220448), (110224, 183118), (112688, 179114)]