19399936

素因数分解:

$2^8\times {\mathrm{75781}}^1$

素因数の和:75797

約数の個数: 18

約数和(自身を含む): 38724602

約数和(自身を除く): 19324666

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 75781, 151562, 303124, 606248, 1212496, 2424992, 4849984, 9699968, 19399936]

約数ペア:

[(1, 19399936), (2, 9699968), (4, 4849984), (8, 2424992), (16, 1212496), (32, 606248), (64, 303124), (128, 151562), (256, 75781)]