19091884

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2111}}^1$

素因数の和:2158

約数の個数: 48

約数和(自身を含む): 42577920

約数和(自身を除く): 23486036

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 323, 476, 532, 646, 1292, 2111, 2261, 4222, 4522, 8444, 9044, 14777, 29554, 35887, 40109, 59108, 71774, 80218, 143548, 160436, 251209, 280763, 502418, 561526, 681853, 1004836, 1123052, 1363706, 2727412, 4772971, 9545942, 19091884]

約数ペア:

[(1, 19091884), (2, 9545942), (4, 4772971), (7, 2727412), (14, 1363706), (17, 1123052), (19, 1004836), (28, 681853), (34, 561526), (38, 502418), (68, 280763), (76, 251209), (119, 160436), (133, 143548), (238, 80218), (266, 71774), (323, 59108), (476, 40109), (532, 35887), (646, 29554), (1292, 14777), (2111, 9044), (2261, 8444), (4222, 4522)]