1812023965

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{2003}}^1$

素因数の和:2421

約数の個数: 32

約数和(自身を含む): 2389409280

約数和(自身を除く): 577385315

約数列:

[1, 5, 17, 29, 85, 145, 367, 493, 1835, 2003, 2465, 6239, 10015, 10643, 31195, 34051, 53215, 58087, 170255, 180931, 290435, 735101, 904655, 987479, 3675505, 4937395, 12496717, 21317929, 62483585, 106589645, 362404793, 1812023965]

約数ペア:

[(1, 1812023965), (5, 362404793), (17, 106589645), (29, 62483585), (85, 21317929), (145, 12496717), (367, 4937395), (493, 3675505), (1835, 987479), (2003, 904655), (2465, 735101), (6239, 290435), (10015, 180931), (10643, 170255), (31195, 58087), (34051, 53215)]