20176069256

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1\times {\mathrm{17749}}^1$

素因数の和:18198

約数の個数: 64

約数和(自身を含む): 44167680000

約数和(自身を除く): 23991610744

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 383, 424, 742, 766, 1484, 1532, 2681, 2968, 3064, 5362, 10724, 17749, 20299, 21448, 35498, 40598, 70996, 81196, 124243, 141992, 142093, 162392, 248486, 284186, 496972, 568372, 940697, 993944, 1136744, 1881394, 3762788, 6584879, 6797867, 7525576, 13169758, 13595734, 26339516, 27191468, 47585069, 52679032, 54382936, 95170138, 190340276, 360286951, 380680552, 720573902, 1441147804, 2522008657, 2882295608, 5044017314, 10088034628, 20176069256]

約数ペア:

[(1, 20176069256), (2, 10088034628), (4, 5044017314), (7, 2882295608), (8, 2522008657), (14, 1441147804), (28, 720573902), (53, 380680552), (56, 360286951), (106, 190340276), (212, 95170138), (371, 54382936), (383, 52679032), (424, 47585069), (742, 27191468), (766, 26339516), (1484, 13595734), (1532, 13169758), (2681, 7525576), (2968, 6797867), (3064, 6584879), (5362, 3762788), (10724, 1881394), (17749, 1136744), (20299, 993944), (21448, 940697), (35498, 568372), (40598, 496972), (70996, 284186), (81196, 248486), (124243, 162392), (141992, 142093)]