18542876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 37594368

約数和(自身を除く): 19051492

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 73, 92, 146, 251, 253, 292, 502, 506, 803, 1004, 1012, 1606, 1679, 2761, 3212, 3358, 5522, 5773, 6716, 11044, 11546, 18323, 18469, 23092, 36646, 36938, 63503, 73292, 73876, 127006, 201553, 254012, 403106, 421429, 806212, 842858, 1685716, 4635719, 9271438, 18542876]

約数ペア:

[(1, 18542876), (2, 9271438), (4, 4635719), (11, 1685716), (22, 842858), (23, 806212), (44, 421429), (46, 403106), (73, 254012), (92, 201553), (146, 127006), (251, 73876), (253, 73292), (292, 63503), (502, 36938), (506, 36646), (803, 23092), (1004, 18469), (1012, 18323), (1606, 11546), (1679, 11044), (2761, 6716), (3212, 5773), (3358, 5522)]