19923435

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{727}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 41932800

約数和(自身を除く): 22009365

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 29, 35, 45, 63, 87, 105, 135, 145, 189, 203, 261, 315, 435, 609, 727, 783, 945, 1015, 1305, 1827, 2181, 3045, 3635, 3915, 5089, 5481, 6543, 9135, 10905, 15267, 19629, 21083, 25445, 27405, 32715, 45801, 63249, 76335, 98145, 105415, 137403, 147581, 189747, 229005, 316245, 442743, 569241, 687015, 737905, 948735, 1328229, 2213715, 2846205, 3984687, 6641145, 19923435]

約数ペア:

[(1, 19923435), (3, 6641145), (5, 3984687), (7, 2846205), (9, 2213715), (15, 1328229), (21, 948735), (27, 737905), (29, 687015), (35, 569241), (45, 442743), (63, 316245), (87, 229005), (105, 189747), (135, 147581), (145, 137403), (189, 105415), (203, 98145), (261, 76335), (315, 63249), (435, 45801), (609, 32715), (727, 27405), (783, 25445), (945, 21083), (1015, 19629), (1305, 15267), (1827, 10905), (2181, 9135), (3045, 6543), (3635, 5481), (3915, 5089)]