20104261665

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{5743}}^1$

素因数の和:6014

約数の個数: 64

約数和(自身を含む): 34541199360

約数和(自身を除く): 14436937695

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 173, 213, 285, 355, 519, 865, 1065, 1349, 2595, 3287, 4047, 5743, 6745, 9861, 12283, 16435, 17229, 20235, 28715, 36849, 49305, 61415, 86145, 109117, 184245, 233377, 327351, 407753, 545585, 700131, 993539, 1166885, 1223259, 1636755, 2038765, 2980617, 3500655, 4967695, 6116295, 7747307, 14903085, 18877241, 23241921, 38736535, 56631723, 70541269, 94386205, 116209605, 211623807, 283158615, 352706345, 1058119035, 1340284111, 4020852333, 6701420555, 20104261665]

約数ペア:

[(1, 20104261665), (3, 6701420555), (5, 4020852333), (15, 1340284111), (19, 1058119035), (57, 352706345), (71, 283158615), (95, 211623807), (173, 116209605), (213, 94386205), (285, 70541269), (355, 56631723), (519, 38736535), (865, 23241921), (1065, 18877241), (1349, 14903085), (2595, 7747307), (3287, 6116295), (4047, 4967695), (5743, 3500655), (6745, 2980617), (9861, 2038765), (12283, 1636755), (16435, 1223259), (17229, 1166885), (20235, 993539), (28715, 700131), (36849, 545585), (49305, 407753), (61415, 327351), (86145, 233377), (109117, 184245)]