19525401

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 35942400

約数和(自身を除く): 16416999

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 59, 63, 103, 119, 153, 177, 189, 309, 357, 413, 459, 531, 721, 927, 1003, 1071, 1239, 1593, 1751, 2163, 2781, 3009, 3213, 3717, 5253, 6077, 6489, 7021, 9027, 11151, 12257, 15759, 18231, 19467, 21063, 27081, 36771, 42539, 47277, 54693, 63189, 103309, 110313, 127617, 164079, 189567, 309927, 330939, 382851, 723163, 929781, 1148553, 2169489, 2789343, 6508467, 19525401]

約数ペア:

[(1, 19525401), (3, 6508467), (7, 2789343), (9, 2169489), (17, 1148553), (21, 929781), (27, 723163), (51, 382851), (59, 330939), (63, 309927), (103, 189567), (119, 164079), (153, 127617), (177, 110313), (189, 103309), (309, 63189), (357, 54693), (413, 47277), (459, 42539), (531, 36771), (721, 27081), (927, 21063), (1003, 19467), (1071, 18231), (1239, 15759), (1593, 12257), (1751, 11151), (2163, 9027), (2781, 7021), (3009, 6489), (3213, 6077), (3717, 5253)]