20797312

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{3457}}^1$

素因数の和:3518

約数の個数: 32

約数和(自身を含む): 42325920

約数和(自身を除く): 21528608

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 376, 752, 1504, 3008, 3457, 6016, 6914, 13828, 27656, 55312, 110624, 162479, 221248, 324958, 442496, 649916, 1299832, 2599664, 5199328, 10398656, 20797312]

約数ペア:

[(1, 20797312), (2, 10398656), (4, 5199328), (8, 2599664), (16, 1299832), (32, 649916), (47, 442496), (64, 324958), (94, 221248), (128, 162479), (188, 110624), (376, 55312), (752, 27656), (1504, 13828), (3008, 6914), (3457, 6016)]