19796070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{881}}^1$

素因数の和:1005

約数の個数: 64

約数和(自身を含む): 54867456

約数和(自身を除く): 35071386

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 107, 210, 214, 321, 535, 642, 749, 881, 1070, 1498, 1605, 1762, 2247, 2643, 3210, 3745, 4405, 4494, 5286, 6167, 7490, 8810, 11235, 12334, 13215, 18501, 22470, 26430, 30835, 37002, 61670, 92505, 94267, 185010, 188534, 282801, 471335, 565602, 659869, 942670, 1319738, 1414005, 1979607, 2828010, 3299345, 3959214, 6598690, 9898035, 19796070]

約数ペア:

[(1, 19796070), (2, 9898035), (3, 6598690), (5, 3959214), (6, 3299345), (7, 2828010), (10, 1979607), (14, 1414005), (15, 1319738), (21, 942670), (30, 659869), (35, 565602), (42, 471335), (70, 282801), (105, 188534), (107, 185010), (210, 94267), (214, 92505), (321, 61670), (535, 37002), (642, 30835), (749, 26430), (881, 22470), (1070, 18501), (1498, 13215), (1605, 12334), (1762, 11235), (2247, 8810), (2643, 7490), (3210, 6167), (3745, 5286), (4405, 4494)]