20043884

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2477}}^1$

素因数の和:2522

約数の個数: 36

約数和(自身を含む): 42601776

約数和(自身を除く): 22557892

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 289, 476, 578, 1156, 2023, 2477, 4046, 4954, 8092, 9908, 17339, 34678, 42109, 69356, 84218, 168436, 294763, 589526, 715853, 1179052, 1431706, 2863412, 5010971, 10021942, 20043884]

約数ペア:

[(1, 20043884), (2, 10021942), (4, 5010971), (7, 2863412), (14, 1431706), (17, 1179052), (28, 715853), (34, 589526), (68, 294763), (119, 168436), (238, 84218), (289, 69356), (476, 42109), (578, 34678), (1156, 17339), (2023, 9908), (2477, 8092), (4046, 4954)]