20163741950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{441703}}^1$

素因数の和:441809

約数の個数: 48

約数和(自身を含む): 41407099776

約数和(自身を除く): 21243357826

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 83, 110, 166, 275, 415, 550, 830, 913, 1826, 2075, 4150, 4565, 9130, 22825, 45650, 441703, 883406, 2208515, 4417030, 4858733, 9717466, 11042575, 22085150, 24293665, 36661349, 48587330, 73322698, 121468325, 183306745, 242936650, 366613490, 403274839, 806549678, 916533725, 1833067450, 2016374195, 4032748390, 10081870975, 20163741950]

約数ペア:

[(1, 20163741950), (2, 10081870975), (5, 4032748390), (10, 2016374195), (11, 1833067450), (22, 916533725), (25, 806549678), (50, 403274839), (55, 366613490), (83, 242936650), (110, 183306745), (166, 121468325), (275, 73322698), (415, 48587330), (550, 36661349), (830, 24293665), (913, 22085150), (1826, 11042575), (2075, 9717466), (4150, 4858733), (4565, 4417030), (9130, 2208515), (22825, 883406), (45650, 441703)]