636763984

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{141629}}^1$

素因数の和:141918

約数の個数: 20

約数和(自身を含む): 1238129460

約数和(自身を除く): 601365476

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 141629, 283258, 566516, 1133032, 2266064, 39797749, 79595498, 159190996, 318381992, 636763984]

約数ペア:

[(1, 636763984), (2, 318381992), (4, 159190996), (8, 79595498), (16, 39797749), (281, 2266064), (562, 1133032), (1124, 566516), (2248, 283258), (4496, 141629)]