20528040546

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1271401}}^1$

素因数の和:1271448

約数の個数: 64

約数和(自身を含む): 51262928640

約数和(自身を除く): 30734888094

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 117, 138, 207, 234, 299, 351, 414, 598, 621, 702, 897, 1242, 1794, 2691, 5382, 8073, 16146, 1271401, 2542802, 3814203, 7628406, 11442609, 16528213, 22885218, 29242223, 33056426, 34327827, 49584639, 58484446, 68655654, 87726669, 99169278, 148753917, 175453338, 263180007, 297507834, 380148899, 446261751, 526360014, 760297798, 789540021, 892523502, 1140446697, 1579080042, 2280893394, 3421340091, 6842680182, 10264020273, 20528040546]

約数ペア:

[(1, 20528040546), (2, 10264020273), (3, 6842680182), (6, 3421340091), (9, 2280893394), (13, 1579080042), (18, 1140446697), (23, 892523502), (26, 789540021), (27, 760297798), (39, 526360014), (46, 446261751), (54, 380148899), (69, 297507834), (78, 263180007), (117, 175453338), (138, 148753917), (207, 99169278), (234, 87726669), (299, 68655654), (351, 58484446), (414, 49584639), (598, 34327827), (621, 33056426), (702, 29242223), (897, 22885218), (1242, 16528213), (1794, 11442609), (2691, 7628406), (5382, 3814203), (8073, 2542802), (16146, 1271401)]