19338831820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{77041}}^1$

素因数の和:77231

約数の個数: 96

約数和(自身を含む): 50943868416

約数和(自身を除く): 31605036596

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 163, 220, 308, 326, 385, 652, 770, 815, 1141, 1540, 1630, 1793, 2282, 3260, 3586, 4564, 5705, 7172, 8965, 11410, 12551, 17930, 22820, 25102, 35860, 50204, 62755, 77041, 125510, 154082, 251020, 308164, 385205, 539287, 770410, 847451, 1078574, 1540820, 1694902, 2157148, 2696435, 3389804, 4237255, 5392870, 5932157, 8474510, 10785740, 11864314, 12557683, 16949020, 23728628, 25115366, 29660785, 50230732, 59321570, 62788415, 87903781, 118643140, 125576830, 138134513, 175807562, 251153660, 276269026, 351615124, 439518905, 552538052, 690672565, 879037810, 966941591, 1381345130, 1758075620, 1933883182, 2762690260, 3867766364, 4834707955, 9669415910, 19338831820]

約数ペア:

[(1, 19338831820), (2, 9669415910), (4, 4834707955), (5, 3867766364), (7, 2762690260), (10, 1933883182), (11, 1758075620), (14, 1381345130), (20, 966941591), (22, 879037810), (28, 690672565), (35, 552538052), (44, 439518905), (55, 351615124), (70, 276269026), (77, 251153660), (110, 175807562), (140, 138134513), (154, 125576830), (163, 118643140), (220, 87903781), (308, 62788415), (326, 59321570), (385, 50230732), (652, 29660785), (770, 25115366), (815, 23728628), (1141, 16949020), (1540, 12557683), (1630, 11864314), (1793, 10785740), (2282, 8474510), (3260, 5932157), (3586, 5392870), (4564, 4237255), (5705, 3389804), (7172, 2696435), (8965, 2157148), (11410, 1694902), (12551, 1540820), (17930, 1078574), (22820, 847451), (25102, 770410), (35860, 539287), (50204, 385205), (62755, 308164), (77041, 251020), (125510, 154082)]