20503552

素因数分解:

$2^{10}\times {\mathrm{20023}}^1$

素因数の和:20043

約数の個数: 22

約数和(自身を含む): 40989128

約数和(自身を除く): 20485576

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 20023, 40046, 80092, 160184, 320368, 640736, 1281472, 2562944, 5125888, 10251776, 20503552]

約数ペア:

[(1, 20503552), (2, 10251776), (4, 5125888), (8, 2562944), (16, 1281472), (32, 640736), (64, 320368), (128, 160184), (256, 80092), (512, 40046), (1024, 20023)]