20438384404

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1\times {\mathrm{3391}}^1$

素因数の和:3880

約数の個数: 48

約数和(自身を含む): 37336965120

約数和(自身を除く): 16898580716

約数列:

[1, 2, 4, 29, 58, 116, 223, 233, 446, 466, 892, 932, 3391, 6467, 6757, 6782, 12934, 13514, 13564, 25868, 27028, 51959, 98339, 103918, 196678, 207836, 393356, 756193, 790103, 1506811, 1512386, 1580206, 3013622, 3024772, 3160412, 6027244, 21929597, 22912987, 43859194, 45825974, 87718388, 91651948, 176192969, 352385938, 704771876, 5109596101, 10219192202, 20438384404]

約数ペア:

[(1, 20438384404), (2, 10219192202), (4, 5109596101), (29, 704771876), (58, 352385938), (116, 176192969), (223, 91651948), (233, 87718388), (446, 45825974), (466, 43859194), (892, 22912987), (932, 21929597), (3391, 6027244), (6467, 3160412), (6757, 3024772), (6782, 3013622), (12934, 1580206), (13514, 1512386), (13564, 1506811), (25868, 790103), (27028, 756193), (51959, 393356), (98339, 207836), (103918, 196678)]