19842105

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^2\times {\mathrm{167}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 32300352

約数和(自身を除く): 12458247

約数列:

[1, 3, 5, 15, 89, 167, 267, 445, 501, 835, 1335, 2505, 7921, 14863, 23763, 39605, 44589, 74315, 118815, 222945, 1322807, 3968421, 6614035, 19842105]

約数ペア:

[(1, 19842105), (3, 6614035), (5, 3968421), (15, 1322807), (89, 222945), (167, 118815), (267, 74315), (445, 44589), (501, 39605), (835, 23763), (1335, 14863), (2505, 7921)]