20518043648

素因数分解:

$2^{15}\times {\mathrm{17}}^1\times {\mathrm{36833}}^1$

素因数の和:36880

約数の個数: 64

約数和(自身を含む): 43450491420

約数和(自身を除く): 22932447772

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 2048, 2176, 4096, 4352, 8192, 8704, 16384, 17408, 32768, 34816, 36833, 69632, 73666, 139264, 147332, 278528, 294664, 557056, 589328, 626161, 1178656, 1252322, 2357312, 2504644, 4714624, 5009288, 9429248, 10018576, 18858496, 20037152, 37716992, 40074304, 75433984, 80148608, 150867968, 160297216, 301735936, 320594432, 603471872, 641188864, 1206943744, 1282377728, 2564755456, 5129510912, 10259021824, 20518043648]

約数ペア:

[(1, 20518043648), (2, 10259021824), (4, 5129510912), (8, 2564755456), (16, 1282377728), (17, 1206943744), (32, 641188864), (34, 603471872), (64, 320594432), (68, 301735936), (128, 160297216), (136, 150867968), (256, 80148608), (272, 75433984), (512, 40074304), (544, 37716992), (1024, 20037152), (1088, 18858496), (2048, 10018576), (2176, 9429248), (4096, 5009288), (4352, 4714624), (8192, 2504644), (8704, 2357312), (16384, 1252322), (17408, 1178656), (32768, 626161), (34816, 589328), (36833, 557056), (69632, 294664), (73666, 278528), (139264, 147332)]