20439042

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11393}}^1$

素因数の和:11434

約数の個数: 32

約数和(自身を含む): 45940608

約数和(自身を除く): 25501566

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 11393, 22786, 34179, 68358, 148109, 262039, 296218, 444327, 524078, 786117, 888654, 1572234, 3406507, 6813014, 10219521, 20439042]

約数ペア:

[(1, 20439042), (2, 10219521), (3, 6813014), (6, 3406507), (13, 1572234), (23, 888654), (26, 786117), (39, 524078), (46, 444327), (69, 296218), (78, 262039), (138, 148109), (299, 68358), (598, 34179), (897, 22786), (1794, 11393)]