20190424

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4789}}^1$

素因数の和:4843

約数の個数: 32

約数和(自身を含む): 41385600

約数和(自身を除く): 21195176

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 4789, 9578, 19156, 38312, 81413, 148459, 162826, 296918, 325652, 593836, 651304, 1187672, 2523803, 5047606, 10095212, 20190424]

約数ペア:

[(1, 20190424), (2, 10095212), (4, 5047606), (8, 2523803), (17, 1187672), (31, 651304), (34, 593836), (62, 325652), (68, 296918), (124, 162826), (136, 148459), (248, 81413), (527, 38312), (1054, 19156), (2108, 9578), (4216, 4789)]