20163725802

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{151769}}^1$

素因数の和:151860

約数の個数: 72

約数和(自身を含む): 48808321380

約数和(自身を除く): 28644595578

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 61, 66, 99, 121, 122, 183, 198, 242, 363, 366, 549, 671, 726, 1089, 1098, 1342, 2013, 2178, 4026, 6039, 7381, 12078, 14762, 22143, 44286, 66429, 132858, 151769, 303538, 455307, 910614, 1365921, 1669459, 2731842, 3338918, 5008377, 9257909, 10016754, 15025131, 18364049, 18515818, 27773727, 30050262, 36728098, 55092147, 55547454, 83321181, 101836999, 110184294, 165276441, 166642362, 203673998, 305510997, 330552882, 611021994, 916532991, 1120206989, 1833065982, 2240413978, 3360620967, 6721241934, 10081862901, 20163725802]

約数ペア:

[(1, 20163725802), (2, 10081862901), (3, 6721241934), (6, 3360620967), (9, 2240413978), (11, 1833065982), (18, 1120206989), (22, 916532991), (33, 611021994), (61, 330552882), (66, 305510997), (99, 203673998), (121, 166642362), (122, 165276441), (183, 110184294), (198, 101836999), (242, 83321181), (363, 55547454), (366, 55092147), (549, 36728098), (671, 30050262), (726, 27773727), (1089, 18515818), (1098, 18364049), (1342, 15025131), (2013, 10016754), (2178, 9257909), (4026, 5008377), (6039, 3338918), (7381, 2731842), (12078, 1669459), (14762, 1365921), (22143, 910614), (44286, 455307), (66429, 303538), (132858, 151769)]