20193144

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1151}}^1$

素因数の和:1220

約数の個数: 64

約数和(自身を含む): 54743040

約数和(自身を除く): 34549896

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 43, 51, 68, 86, 102, 129, 136, 172, 204, 258, 344, 408, 516, 731, 1032, 1151, 1462, 2193, 2302, 2924, 3453, 4386, 4604, 5848, 6906, 8772, 9208, 13812, 17544, 19567, 27624, 39134, 49493, 58701, 78268, 98986, 117402, 148479, 156536, 197972, 234804, 296958, 395944, 469608, 593916, 841381, 1187832, 1682762, 2524143, 3365524, 5048286, 6731048, 10096572, 20193144]

約数ペア:

[(1, 20193144), (2, 10096572), (3, 6731048), (4, 5048286), (6, 3365524), (8, 2524143), (12, 1682762), (17, 1187832), (24, 841381), (34, 593916), (43, 469608), (51, 395944), (68, 296958), (86, 234804), (102, 197972), (129, 156536), (136, 148479), (172, 117402), (204, 98986), (258, 78268), (344, 58701), (408, 49493), (516, 39134), (731, 27624), (1032, 19567), (1151, 17544), (1462, 13812), (2193, 9208), (2302, 8772), (2924, 6906), (3453, 5848), (4386, 4604)]