12804784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{577}}^1$

素因数の和:677

約数の個数: 40

約数和(自身を含む): 26518640

約数和(自身を除く): 13713856

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 577, 584, 1154, 1168, 1387, 2308, 2774, 4616, 5548, 9232, 10963, 11096, 21926, 22192, 42121, 43852, 84242, 87704, 168484, 175408, 336968, 673936, 800299, 1600598, 3201196, 6402392, 12804784]

約数ペア:

[(1, 12804784), (2, 6402392), (4, 3201196), (8, 1600598), (16, 800299), (19, 673936), (38, 336968), (73, 175408), (76, 168484), (146, 87704), (152, 84242), (292, 43852), (304, 42121), (577, 22192), (584, 21926), (1154, 11096), (1168, 10963), (1387, 9232), (2308, 5548), (2774, 4616)]