19421066

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{613}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 34894848

約数和(自身を除く): 15473782

約数列:

[1, 2, 7, 14, 31, 62, 73, 146, 217, 434, 511, 613, 1022, 1226, 2263, 4291, 4526, 8582, 15841, 19003, 31682, 38006, 44749, 89498, 133021, 266042, 313243, 626486, 1387219, 2774438, 9710533, 19421066]

約数ペア:

[(1, 19421066), (2, 9710533), (7, 2774438), (14, 1387219), (31, 626486), (62, 313243), (73, 266042), (146, 133021), (217, 89498), (434, 44749), (511, 38006), (613, 31682), (1022, 19003), (1226, 15841), (2263, 8582), (4291, 4526)]