20163815464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1733}}^1\times {\mathrm{6581}}^1$

素因数の和:8350

約数の個数: 64

約数和(自身を含む): 43141850640

約数和(自身を除く): 22978035176

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1733, 1768, 3466, 6581, 6932, 13162, 13864, 22529, 26324, 29461, 45058, 52648, 58922, 85553, 90116, 111877, 117844, 171106, 180232, 223754, 235688, 342212, 382993, 447508, 684424, 765986, 895016, 1454401, 1531972, 2908802, 3063944, 5817604, 11404873, 11635208, 22809746, 45619492, 91238984, 148263349, 193882841, 296526698, 387765682, 593053396, 775531364, 1186106792, 1551062728, 2520476933, 5040953866, 10081907732, 20163815464]

約数ペア:

[(1, 20163815464), (2, 10081907732), (4, 5040953866), (8, 2520476933), (13, 1551062728), (17, 1186106792), (26, 775531364), (34, 593053396), (52, 387765682), (68, 296526698), (104, 193882841), (136, 148263349), (221, 91238984), (442, 45619492), (884, 22809746), (1733, 11635208), (1768, 11404873), (3466, 5817604), (6581, 3063944), (6932, 2908802), (13162, 1531972), (13864, 1454401), (22529, 895016), (26324, 765986), (29461, 684424), (45058, 447508), (52648, 382993), (58922, 342212), (85553, 235688), (90116, 223754), (111877, 180232), (117844, 171106)]