20049596

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{577}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 43114176

約数和(自身を除く): 23064580

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 73, 119, 146, 238, 292, 476, 511, 577, 1022, 1154, 1241, 2044, 2308, 2482, 4039, 4964, 8078, 8687, 9809, 16156, 17374, 19618, 34748, 39236, 42121, 68663, 84242, 137326, 168484, 274652, 294847, 589694, 716057, 1179388, 1432114, 2864228, 5012399, 10024798, 20049596]

約数ペア:

[(1, 20049596), (2, 10024798), (4, 5012399), (7, 2864228), (14, 1432114), (17, 1179388), (28, 716057), (34, 589694), (68, 294847), (73, 274652), (119, 168484), (146, 137326), (238, 84242), (292, 68663), (476, 42121), (511, 39236), (577, 34748), (1022, 19618), (1154, 17374), (1241, 16156), (2044, 9809), (2308, 8687), (2482, 8078), (4039, 4964)]