2019211516

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{71899}}^1$

素因数の和:71986

約数の個数: 48

約数和(自身を含む): 4348512000

約数和(自身を除く): 2329300484

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 59, 68, 118, 119, 236, 238, 413, 476, 826, 1003, 1652, 2006, 4012, 7021, 14042, 28084, 71899, 143798, 287596, 503293, 1006586, 1222283, 2013172, 2444566, 4242041, 4889132, 8484082, 8555981, 16968164, 17111962, 29694287, 34223924, 59388574, 72114697, 118777148, 144229394, 288458788, 504802879, 1009605758, 2019211516]

約数ペア:

[(1, 2019211516), (2, 1009605758), (4, 504802879), (7, 288458788), (14, 144229394), (17, 118777148), (28, 72114697), (34, 59388574), (59, 34223924), (68, 29694287), (118, 17111962), (119, 16968164), (236, 8555981), (238, 8484082), (413, 4889132), (476, 4242041), (826, 2444566), (1003, 2013172), (1652, 1222283), (2006, 1006586), (4012, 503293), (7021, 287596), (14042, 143798), (28084, 71899)]