17983746

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:412

約数の個数: 72

約数和(自身を含む): 44815680

約数和(自身を除く): 26831934

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 121, 138, 198, 207, 242, 253, 359, 363, 414, 506, 718, 726, 759, 1077, 1089, 1518, 2154, 2178, 2277, 2783, 3231, 3949, 4554, 5566, 6462, 7898, 8257, 8349, 11847, 16514, 16698, 23694, 24771, 25047, 35541, 43439, 49542, 50094, 71082, 74313, 86878, 90827, 130317, 148626, 181654, 260634, 272481, 390951, 544962, 781902, 817443, 999097, 1634886, 1998194, 2997291, 5994582, 8991873, 17983746]

約数ペア:

[(1, 17983746), (2, 8991873), (3, 5994582), (6, 2997291), (9, 1998194), (11, 1634886), (18, 999097), (22, 817443), (23, 781902), (33, 544962), (46, 390951), (66, 272481), (69, 260634), (99, 181654), (121, 148626), (138, 130317), (198, 90827), (207, 86878), (242, 74313), (253, 71082), (359, 50094), (363, 49542), (414, 43439), (506, 35541), (718, 25047), (726, 24771), (759, 23694), (1077, 16698), (1089, 16514), (1518, 11847), (2154, 8349), (2178, 8257), (2277, 7898), (2783, 6462), (3231, 5566), (3949, 4554)]