20786280756477

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{587}}^1\times {\mathrm{599}}^1\times {\mathrm{1847}}^1$

素因数の和:3310

約数の個数: 64

約数和(自身を含む): 28540831334400

約数和(自身を除く): 7754550577923

約数列:

[1, 3, 47, 141, 227, 587, 599, 681, 1761, 1797, 1847, 5541, 10669, 27589, 28153, 32007, 82767, 84459, 86809, 133249, 135973, 260427, 351613, 399747, 407919, 419269, 1054839, 1084189, 1106353, 1257807, 3252567, 3319059, 6262703, 6390731, 16525811, 18788109, 19172193, 19705643, 49577433, 50956883, 51998591, 59116929, 79816151, 152870649, 155995773, 239448453, 246110903, 251142131, 649429211, 738332709, 753426393, 1948287633, 3751359097, 11254077291, 11567212441, 11803680157, 30523172917, 34701637323, 35411040471, 91569518751, 147420430897, 442261292691, 6928760252159, 20786280756477]

約数ペア:

[(1, 20786280756477), (3, 6928760252159), (47, 442261292691), (141, 147420430897), (227, 91569518751), (587, 35411040471), (599, 34701637323), (681, 30523172917), (1761, 11803680157), (1797, 11567212441), (1847, 11254077291), (5541, 3751359097), (10669, 1948287633), (27589, 753426393), (28153, 738332709), (32007, 649429211), (82767, 251142131), (84459, 246110903), (86809, 239448453), (133249, 155995773), (135973, 152870649), (260427, 79816151), (351613, 59116929), (399747, 51998591), (407919, 50956883), (419269, 49577433), (1054839, 19705643), (1084189, 19172193), (1106353, 18788109), (1257807, 16525811), (3252567, 6390731), (3319059, 6262703)]