18416950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 37122624

約数和(自身を除く): 18705674

約数列:

[1, 2, 5, 10, 17, 25, 34, 47, 50, 85, 94, 170, 235, 425, 461, 470, 799, 850, 922, 1175, 1598, 2305, 2350, 3995, 4610, 7837, 7990, 11525, 15674, 19975, 21667, 23050, 39185, 39950, 43334, 78370, 108335, 195925, 216670, 368339, 391850, 541675, 736678, 1083350, 1841695, 3683390, 9208475, 18416950]

約数ペア:

[(1, 18416950), (2, 9208475), (5, 3683390), (10, 1841695), (17, 1083350), (25, 736678), (34, 541675), (47, 391850), (50, 368339), (85, 216670), (94, 195925), (170, 108335), (235, 78370), (425, 43334), (461, 39950), (470, 39185), (799, 23050), (850, 21667), (922, 19975), (1175, 15674), (1598, 11525), (2305, 7990), (2350, 7837), (3995, 4610)]