20163562167

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1\times {\mathrm{409}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 31739904000

約数和(自身を除く): 11576341833

約数列:

[1, 3, 7, 21, 47, 141, 199, 251, 329, 409, 597, 753, 987, 1227, 1393, 1757, 2863, 4179, 5271, 8589, 9353, 11797, 19223, 28059, 35391, 49949, 57669, 65471, 81391, 82579, 102659, 134561, 149847, 196413, 244173, 247737, 307977, 349643, 403683, 569737, 718613, 1048929, 1709211, 2155839, 2347603, 3825377, 4824973, 7042809, 11476131, 14474919, 16433221, 20429141, 26777639, 33774811, 49299663, 61287423, 80332917, 101324433, 143003987, 429011961, 960169627, 2880508881, 6721187389, 20163562167]

約数ペア:

[(1, 20163562167), (3, 6721187389), (7, 2880508881), (21, 960169627), (47, 429011961), (141, 143003987), (199, 101324433), (251, 80332917), (329, 61287423), (409, 49299663), (597, 33774811), (753, 26777639), (987, 20429141), (1227, 16433221), (1393, 14474919), (1757, 11476131), (2863, 7042809), (4179, 4824973), (5271, 3825377), (8589, 2347603), (9353, 2155839), (11797, 1709211), (19223, 1048929), (28059, 718613), (35391, 569737), (49949, 403683), (57669, 349643), (65471, 307977), (81391, 247737), (82579, 244173), (102659, 196413), (134561, 149847)]