18785504

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:723

約数の個数: 48

約数和(自身を含む): 39553920

約数和(自身を除く): 20768416

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 116, 124, 232, 248, 464, 496, 653, 899, 928, 992, 1306, 1798, 2612, 3596, 5224, 7192, 10448, 14384, 18937, 20243, 20896, 28768, 37874, 40486, 75748, 80972, 151496, 161944, 302992, 323888, 587047, 605984, 647776, 1174094, 2348188, 4696376, 9392752, 18785504]

約数ペア:

[(1, 18785504), (2, 9392752), (4, 4696376), (8, 2348188), (16, 1174094), (29, 647776), (31, 605984), (32, 587047), (58, 323888), (62, 302992), (116, 161944), (124, 151496), (232, 80972), (248, 75748), (464, 40486), (496, 37874), (653, 28768), (899, 20896), (928, 20243), (992, 18937), (1306, 14384), (1798, 10448), (2612, 7192), (3596, 5224)]