206793904

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{211879}}^1$

素因数の和:211948

約数の個数: 20

約数和(自身を含む): 407233360

約数和(自身を除く): 200439456

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 211879, 423758, 847516, 1695032, 3390064, 12924619, 25849238, 51698476, 103396952, 206793904]

約数ペア:

[(1, 206793904), (2, 103396952), (4, 51698476), (8, 25849238), (16, 12924619), (61, 3390064), (122, 1695032), (244, 847516), (488, 423758), (976, 211879)]