20307852

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^2\times {\mathrm{587}}^1$

素因数の和:659

約数の個数: 54

約数和(自身を含む): 53133444

約数和(自身を除く): 32825592

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 587, 961, 1116, 1174, 1761, 1922, 2348, 2883, 3522, 3844, 5283, 5766, 7044, 8649, 10566, 11532, 17298, 18197, 21132, 34596, 36394, 54591, 72788, 109182, 163773, 218364, 327546, 564107, 655092, 1128214, 1692321, 2256428, 3384642, 5076963, 6769284, 10153926, 20307852]

約数ペア:

[(1, 20307852), (2, 10153926), (3, 6769284), (4, 5076963), (6, 3384642), (9, 2256428), (12, 1692321), (18, 1128214), (31, 655092), (36, 564107), (62, 327546), (93, 218364), (124, 163773), (186, 109182), (279, 72788), (372, 54591), (558, 36394), (587, 34596), (961, 21132), (1116, 18197), (1174, 17298), (1761, 11532), (1922, 10566), (2348, 8649), (2883, 7044), (3522, 5766), (3844, 5283)]