19646830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12203}}^1$

素因数の和:12240

約数の個数: 32

約数和(自身を含む): 42177024

約数和(自身を除く): 22530194

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 12203, 24406, 61015, 85421, 122030, 170842, 280669, 427105, 561338, 854210, 1403345, 1964683, 2806690, 3929366, 9823415, 19646830]

約数ペア:

[(1, 19646830), (2, 9823415), (5, 3929366), (7, 2806690), (10, 1964683), (14, 1403345), (23, 854210), (35, 561338), (46, 427105), (70, 280669), (115, 170842), (161, 122030), (230, 85421), (322, 61015), (805, 24406), (1610, 12203)]