18268672

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1200

約数の個数: 40

約数和(自身を含む): 37711872

約数和(自身を除く): 19443200

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1151, 1984, 2302, 3968, 4604, 7936, 9208, 15872, 18416, 35681, 36832, 71362, 73664, 142724, 147328, 285448, 294656, 570896, 589312, 1141792, 2283584, 4567168, 9134336, 18268672]

約数ペア:

[(1, 18268672), (2, 9134336), (4, 4567168), (8, 2283584), (16, 1141792), (31, 589312), (32, 570896), (62, 294656), (64, 285448), (124, 147328), (128, 142724), (248, 73664), (256, 71362), (496, 36832), (512, 35681), (992, 18416), (1151, 15872), (1984, 9208), (2302, 7936), (3968, 4604)]