18901470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{90007}}^1$

素因数の和:90024

約数の個数: 32

約数和(自身を含む): 51844608

約数和(自身を除く): 32943138

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 90007, 180014, 270021, 450035, 540042, 630049, 900070, 1260098, 1350105, 1890147, 2700210, 3150245, 3780294, 6300490, 9450735, 18901470]

約数ペア:

[(1, 18901470), (2, 9450735), (3, 6300490), (5, 3780294), (6, 3150245), (7, 2700210), (10, 1890147), (14, 1350105), (15, 1260098), (21, 900070), (30, 630049), (35, 540042), (42, 450035), (70, 270021), (105, 180014), (210, 90007)]