19424570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 40279680

約数和(自身を除く): 20855110

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 59, 73, 82, 110, 118, 146, 205, 295, 365, 410, 451, 590, 649, 730, 803, 902, 1298, 1606, 2255, 2419, 2993, 3245, 4015, 4307, 4510, 4838, 5986, 6490, 8030, 8614, 12095, 14965, 21535, 24190, 26609, 29930, 32923, 43070, 47377, 53218, 65846, 94754, 133045, 164615, 176587, 236885, 266090, 329230, 353174, 473770, 882935, 1765870, 1942457, 3884914, 9712285, 19424570]

約数ペア:

[(1, 19424570), (2, 9712285), (5, 3884914), (10, 1942457), (11, 1765870), (22, 882935), (41, 473770), (55, 353174), (59, 329230), (73, 266090), (82, 236885), (110, 176587), (118, 164615), (146, 133045), (205, 94754), (295, 65846), (365, 53218), (410, 47377), (451, 43070), (590, 32923), (649, 29930), (730, 26609), (803, 24190), (902, 21535), (1298, 14965), (1606, 12095), (2255, 8614), (2419, 8030), (2993, 6490), (3245, 5986), (4015, 4838), (4307, 4510)]