19132735

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 25754112

約数和(自身を除く): 6621377

約数列:

[1, 5, 17, 31, 53, 85, 137, 155, 265, 527, 685, 901, 1643, 2329, 2635, 4247, 4505, 7261, 8215, 11645, 21235, 27931, 36305, 72199, 123437, 139655, 225091, 360995, 617185, 1125455, 3826547, 19132735]

約数ペア:

[(1, 19132735), (5, 3826547), (17, 1125455), (31, 617185), (53, 360995), (85, 225091), (137, 139655), (155, 123437), (265, 72199), (527, 36305), (685, 27931), (901, 21235), (1643, 11645), (2329, 8215), (2635, 7261), (4247, 4505)]