18656182270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{971}}^1$

素因数の和:1354

約数の個数: 128

約数和(自身を含む): 40058841600

約数和(自身を除く): 21402659330

約数列:

[1, 2, 5, 10, 11, 19, 22, 29, 38, 55, 58, 95, 110, 145, 190, 209, 290, 317, 319, 418, 551, 634, 638, 971, 1045, 1102, 1585, 1595, 1942, 2090, 2755, 3170, 3190, 3487, 4855, 5510, 6023, 6061, 6974, 9193, 9710, 10681, 12046, 12122, 17435, 18386, 18449, 21362, 28159, 30115, 30305, 34870, 36898, 45965, 53405, 56318, 60230, 60610, 66253, 91930, 92245, 101123, 106810, 132506, 140795, 174667, 184490, 202246, 202939, 281590, 307807, 309749, 331265, 349334, 405878, 505615, 535021, 615614, 619498, 662530, 873335, 1011230, 1014695, 1070042, 1539035, 1548745, 1746670, 1921337, 2029390, 2675105, 3078070, 3097490, 3385877, 3842674, 5350210, 5848333, 5885231, 6771754, 8926403, 9606685, 11696666, 11770462, 16929385, 17852806, 19213370, 29241665, 29426155, 33858770, 44632015, 58483330, 58852310, 64331663, 89264030, 98190433, 128663326, 169601657, 196380866, 321658315, 339203314, 490952165, 643316630, 848008285, 981904330, 1696016570, 1865618227, 3731236454, 9328091135, 18656182270]

約数ペア:

[(1, 18656182270), (2, 9328091135), (5, 3731236454), (10, 1865618227), (11, 1696016570), (19, 981904330), (22, 848008285), (29, 643316630), (38, 490952165), (55, 339203314), (58, 321658315), (95, 196380866), (110, 169601657), (145, 128663326), (190, 98190433), (209, 89264030), (290, 64331663), (317, 58852310), (319, 58483330), (418, 44632015), (551, 33858770), (634, 29426155), (638, 29241665), (971, 19213370), (1045, 17852806), (1102, 16929385), (1585, 11770462), (1595, 11696666), (1942, 9606685), (2090, 8926403), (2755, 6771754), (3170, 5885231), (3190, 5848333), (3487, 5350210), (4855, 3842674), (5510, 3385877), (6023, 3097490), (6061, 3078070), (6974, 2675105), (9193, 2029390), (9710, 1921337), (10681, 1746670), (12046, 1548745), (12122, 1539035), (17435, 1070042), (18386, 1014695), (18449, 1011230), (21362, 873335), (28159, 662530), (30115, 619498), (30305, 615614), (34870, 535021), (36898, 505615), (45965, 405878), (53405, 349334), (56318, 331265), (60230, 309749), (60610, 307807), (66253, 281590), (91930, 202939), (92245, 202246), (101123, 184490), (106810, 174667), (132506, 140795)]