20165315486

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:909

約数の個数: 64

約数和(自身を含む): 32934021120

約数和(自身を除く): 12768705634

約数列:

[1, 2, 19, 38, 67, 103, 131, 134, 206, 262, 587, 1174, 1273, 1957, 2489, 2546, 3914, 4978, 6901, 8777, 11153, 13493, 13802, 17554, 22306, 26986, 39329, 60461, 76897, 78658, 120922, 131119, 153794, 166763, 256367, 262238, 333526, 512734, 747251, 904031, 1148759, 1461043, 1494502, 1808062, 2297518, 2922086, 4050887, 5152099, 7920391, 8101774, 10304198, 15840782, 17176589, 34353178, 76966853, 97889881, 150487429, 153933706, 195779762, 300974858, 530666197, 1061332394, 10082657743, 20165315486]

約数ペア:

[(1, 20165315486), (2, 10082657743), (19, 1061332394), (38, 530666197), (67, 300974858), (103, 195779762), (131, 153933706), (134, 150487429), (206, 97889881), (262, 76966853), (587, 34353178), (1174, 17176589), (1273, 15840782), (1957, 10304198), (2489, 8101774), (2546, 7920391), (3914, 5152099), (4978, 4050887), (6901, 2922086), (8777, 2297518), (11153, 1808062), (13493, 1494502), (13802, 1461043), (17554, 1148759), (22306, 904031), (26986, 747251), (39329, 512734), (60461, 333526), (76897, 262238), (78658, 256367), (120922, 166763), (131119, 153794)]