19924179

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 31257600

約数和(自身を除く): 11333421

約数列:

[1, 3, 11, 19, 33, 43, 57, 129, 209, 473, 627, 739, 817, 1419, 2217, 2451, 8129, 8987, 14041, 24387, 26961, 31777, 42123, 95331, 154451, 349547, 463353, 603763, 1048641, 1811289, 6641393, 19924179]

約数ペア:

[(1, 19924179), (3, 6641393), (11, 1811289), (19, 1048641), (33, 603763), (43, 463353), (57, 349547), (129, 154451), (209, 95331), (473, 42123), (627, 31777), (739, 26961), (817, 24387), (1419, 14041), (2217, 8987), (2451, 8129)]