20126543865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1\times {\mathrm{6043}}^1$

素因数の和:6458

約数の個数: 64

約数和(自身を含む): 35123279616

約数和(自身を除く): 14996735751

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 185, 255, 353, 555, 629, 1059, 1765, 1887, 3145, 5295, 6001, 6043, 9435, 13061, 18003, 18129, 30005, 30215, 39183, 65305, 90015, 90645, 102731, 195915, 222037, 223591, 308193, 513655, 666111, 670773, 1110185, 1117955, 1540965, 2133179, 3330555, 3353865, 3801047, 6399537, 10665895, 11403141, 19005235, 31997685, 36264043, 57015705, 78927623, 108792129, 181320215, 236782869, 394638115, 543960645, 1183914345, 1341769591, 4025308773, 6708847955, 20126543865]

約数ペア:

[(1, 20126543865), (3, 6708847955), (5, 4025308773), (15, 1341769591), (17, 1183914345), (37, 543960645), (51, 394638115), (85, 236782869), (111, 181320215), (185, 108792129), (255, 78927623), (353, 57015705), (555, 36264043), (629, 31997685), (1059, 19005235), (1765, 11403141), (1887, 10665895), (3145, 6399537), (5295, 3801047), (6001, 3353865), (6043, 3330555), (9435, 2133179), (13061, 1540965), (18003, 1117955), (18129, 1110185), (30005, 670773), (30215, 666111), (39183, 513655), (65305, 308193), (90015, 223591), (90645, 222037), (102731, 195915)]