18099036

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 47515104

約数和(自身を除く): 29416068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 73, 97, 142, 146, 194, 213, 219, 284, 291, 292, 388, 426, 438, 582, 639, 657, 852, 873, 876, 1164, 1278, 1314, 1746, 2556, 2628, 3492, 5183, 6887, 7081, 10366, 13774, 14162, 15549, 20661, 20732, 21243, 27548, 28324, 31098, 41322, 42486, 46647, 61983, 62196, 63729, 82644, 84972, 93294, 123966, 127458, 186588, 247932, 254916, 502751, 1005502, 1508253, 2011004, 3016506, 4524759, 6033012, 9049518, 18099036]

約数ペア:

[(1, 18099036), (2, 9049518), (3, 6033012), (4, 4524759), (6, 3016506), (9, 2011004), (12, 1508253), (18, 1005502), (36, 502751), (71, 254916), (73, 247932), (97, 186588), (142, 127458), (146, 123966), (194, 93294), (213, 84972), (219, 82644), (284, 63729), (291, 62196), (292, 61983), (388, 46647), (426, 42486), (438, 41322), (582, 31098), (639, 28324), (657, 27548), (852, 21243), (873, 20732), (876, 20661), (1164, 15549), (1278, 14162), (1314, 13774), (1746, 10366), (2556, 7081), (2628, 6887), (3492, 5183)]