20010872882

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{120427}}^1$

素因数の和:120543

約数の個数: 64

約数和(自身を含む): 40787518464

約数和(自身を除く): 20776645582

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 83, 91, 143, 154, 166, 182, 286, 581, 913, 1001, 1079, 1162, 1826, 2002, 2158, 6391, 7553, 11869, 12782, 15106, 23738, 83083, 120427, 166166, 240854, 842989, 1324697, 1565551, 1685978, 2649394, 3131102, 9272879, 9995441, 10958857, 17221061, 18545758, 19990882, 21917714, 34442122, 69968087, 109949851, 120547427, 129940733, 139936174, 219899702, 241094854, 259881466, 769648957, 909585131, 1429348063, 1539297914, 1819170262, 2858696126, 10005436441, 20010872882]

約数ペア:

[(1, 20010872882), (2, 10005436441), (7, 2858696126), (11, 1819170262), (13, 1539297914), (14, 1429348063), (22, 909585131), (26, 769648957), (77, 259881466), (83, 241094854), (91, 219899702), (143, 139936174), (154, 129940733), (166, 120547427), (182, 109949851), (286, 69968087), (581, 34442122), (913, 21917714), (1001, 19990882), (1079, 18545758), (1162, 17221061), (1826, 10958857), (2002, 9995441), (2158, 9272879), (6391, 3131102), (7553, 2649394), (11869, 1685978), (12782, 1565551), (15106, 1324697), (23738, 842989), (83083, 240854), (120427, 166166)]