20030004

素因数分解:

$2^2\times 3^6\times {\mathrm{6869}}^1$

素因数の和:6891

約数の個数: 42

約数和(自身を含む): 52562370

約数和(自身を除く): 32532366

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 6869, 13738, 20607, 27476, 41214, 61821, 82428, 123642, 185463, 247284, 370926, 556389, 741852, 1112778, 1669167, 2225556, 3338334, 5007501, 6676668, 10015002, 20030004]

約数ペア:

[(1, 20030004), (2, 10015002), (3, 6676668), (4, 5007501), (6, 3338334), (9, 2225556), (12, 1669167), (18, 1112778), (27, 741852), (36, 556389), (54, 370926), (81, 247284), (108, 185463), (162, 123642), (243, 82428), (324, 61821), (486, 41214), (729, 27476), (972, 20607), (1458, 13738), (2916, 6869)]