17819154

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 39896064

約数和(自身を除く): 22076910

約数列:

[1, 2, 3, 6, 9, 18, 71, 73, 142, 146, 191, 213, 219, 382, 426, 438, 573, 639, 657, 1146, 1278, 1314, 1719, 3438, 5183, 10366, 13561, 13943, 15549, 27122, 27886, 31098, 40683, 41829, 46647, 81366, 83658, 93294, 122049, 125487, 244098, 250974, 989953, 1979906, 2969859, 5939718, 8909577, 17819154]

約数ペア:

[(1, 17819154), (2, 8909577), (3, 5939718), (6, 2969859), (9, 1979906), (18, 989953), (71, 250974), (73, 244098), (142, 125487), (146, 122049), (191, 93294), (213, 83658), (219, 81366), (382, 46647), (426, 41829), (438, 40683), (573, 31098), (639, 27886), (657, 27122), (1146, 15549), (1278, 13943), (1314, 13561), (1719, 10366), (3438, 5183)]