20488228864

素因数分解:

$2^{12}\times {\mathrm{1277}}^1\times {\mathrm{3917}}^1$

素因数の和:5218

約数の個数: 52

約数和(自身を含む): 41014007964

約数和(自身を除く): 20525779100

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 1277, 2048, 2554, 3917, 4096, 5108, 7834, 10216, 15668, 20432, 31336, 40864, 62672, 81728, 125344, 163456, 250688, 326912, 501376, 653824, 1002752, 1307648, 2005504, 2615296, 4011008, 5002009, 5230592, 8022016, 10004018, 16044032, 20008036, 40016072, 80032144, 160064288, 320128576, 640257152, 1280514304, 2561028608, 5122057216, 10244114432, 20488228864]

約数ペア:

[(1, 20488228864), (2, 10244114432), (4, 5122057216), (8, 2561028608), (16, 1280514304), (32, 640257152), (64, 320128576), (128, 160064288), (256, 80032144), (512, 40016072), (1024, 20008036), (1277, 16044032), (2048, 10004018), (2554, 8022016), (3917, 5230592), (4096, 5002009), (5108, 4011008), (7834, 2615296), (10216, 2005504), (15668, 1307648), (20432, 1002752), (31336, 653824), (40864, 501376), (62672, 326912), (81728, 250688), (125344, 163456)]