20177736

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 53265600

約数和(自身を除く): 33087864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 53, 58, 87, 106, 116, 159, 174, 212, 232, 318, 348, 424, 547, 636, 696, 1094, 1272, 1537, 1641, 2188, 3074, 3282, 4376, 4611, 6148, 6564, 9222, 12296, 13128, 15863, 18444, 28991, 31726, 36888, 47589, 57982, 63452, 86973, 95178, 115964, 126904, 173946, 190356, 231928, 347892, 380712, 695784, 840739, 1681478, 2522217, 3362956, 5044434, 6725912, 10088868, 20177736]

約数ペア:

[(1, 20177736), (2, 10088868), (3, 6725912), (4, 5044434), (6, 3362956), (8, 2522217), (12, 1681478), (24, 840739), (29, 695784), (53, 380712), (58, 347892), (87, 231928), (106, 190356), (116, 173946), (159, 126904), (174, 115964), (212, 95178), (232, 86973), (318, 63452), (348, 57982), (424, 47589), (547, 36888), (636, 31726), (696, 28991), (1094, 18444), (1272, 15863), (1537, 13128), (1641, 12296), (2188, 9222), (3074, 6564), (3282, 6148), (4376, 4611)]