18576818

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 33084936

約数和(自身を除く): 14508118

約数列:

[1, 2, 13, 17, 26, 34, 53, 61, 106, 122, 169, 221, 338, 442, 689, 793, 901, 1037, 1378, 1586, 1802, 2074, 2873, 3233, 5746, 6466, 8957, 10309, 11713, 13481, 17914, 20618, 23426, 26962, 42029, 54961, 84058, 109922, 152269, 175253, 304538, 350506, 546377, 714493, 1092754, 1428986, 9288409, 18576818]

約数ペア:

[(1, 18576818), (2, 9288409), (13, 1428986), (17, 1092754), (26, 714493), (34, 546377), (53, 350506), (61, 304538), (106, 175253), (122, 152269), (169, 109922), (221, 84058), (338, 54961), (442, 42029), (689, 26962), (793, 23426), (901, 20618), (1037, 17914), (1378, 13481), (1586, 11713), (1802, 10309), (2074, 8957), (2873, 6466), (3233, 5746)]