18029628

素因数分解:

$2^2\times 3^9\times {\mathrm{229}}^1$

素因数の和:260

約数の個数: 60

約数和(自身を含む): 47533640

約数和(自身を除く): 29504012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 229, 243, 324, 458, 486, 687, 729, 916, 972, 1374, 1458, 2061, 2187, 2748, 2916, 4122, 4374, 6183, 6561, 8244, 8748, 12366, 13122, 18549, 19683, 24732, 26244, 37098, 39366, 55647, 74196, 78732, 111294, 166941, 222588, 333882, 500823, 667764, 1001646, 1502469, 2003292, 3004938, 4507407, 6009876, 9014814, 18029628]

約数ペア:

[(1, 18029628), (2, 9014814), (3, 6009876), (4, 4507407), (6, 3004938), (9, 2003292), (12, 1502469), (18, 1001646), (27, 667764), (36, 500823), (54, 333882), (81, 222588), (108, 166941), (162, 111294), (229, 78732), (243, 74196), (324, 55647), (458, 39366), (486, 37098), (687, 26244), (729, 24732), (916, 19683), (972, 18549), (1374, 13122), (1458, 12366), (2061, 8748), (2187, 8244), (2748, 6561), (2916, 6183), (4122, 4374)]