18123050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:503

約数の個数: 48

約数和(自身を含む): 37310112

約数和(自身を除く): 19187062

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 83, 110, 166, 275, 397, 415, 550, 794, 830, 913, 1826, 1985, 2075, 3970, 4150, 4367, 4565, 8734, 9130, 9925, 19850, 21835, 22825, 32951, 43670, 45650, 65902, 109175, 164755, 218350, 329510, 362461, 724922, 823775, 1647550, 1812305, 3624610, 9061525, 18123050]

約数ペア:

[(1, 18123050), (2, 9061525), (5, 3624610), (10, 1812305), (11, 1647550), (22, 823775), (25, 724922), (50, 362461), (55, 329510), (83, 218350), (110, 164755), (166, 109175), (275, 65902), (397, 45650), (415, 43670), (550, 32951), (794, 22825), (830, 21835), (913, 19850), (1826, 9925), (1985, 9130), (2075, 8734), (3970, 4565), (4150, 4367)]