18821949062

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:526

約数の個数: 128

約数和(自身を含む): 35907701760

約数和(自身を除く): 17085752698

約数列:

[1, 2, 7, 14, 19, 37, 38, 61, 74, 107, 122, 133, 214, 259, 266, 293, 427, 518, 586, 703, 749, 854, 1159, 1406, 1498, 2033, 2051, 2257, 2318, 3959, 4066, 4102, 4514, 4921, 5567, 6527, 7918, 8113, 9842, 10841, 11134, 13054, 14231, 15799, 16226, 17873, 21682, 27713, 28462, 31351, 31598, 35746, 38969, 42883, 45689, 55426, 62702, 75221, 75887, 77938, 85766, 91378, 124013, 125111, 150442, 151774, 205979, 219457, 241499, 248026, 250222, 300181, 339587, 411958, 438914, 482998, 526547, 595669, 600362, 661301, 679174, 868091, 1053094, 1159987, 1191338, 1322602, 1441853, 1690493, 1736182, 1912411, 2319974, 2377109, 2883706, 3380986, 3824822, 4169683, 4588481, 4629107, 4754218, 8119909, 8339366, 9176962, 9258214, 12564719, 13386877, 16239818, 22039753, 25129438, 26773754, 32119367, 36335809, 44079506, 64238734, 70759207, 72671618, 87953033, 141518414, 154278271, 175906066, 254350663, 308556542, 495314449, 508701326, 990628898, 1344424933, 2688849866, 9410974531, 18821949062]

約数ペア:

[(1, 18821949062), (2, 9410974531), (7, 2688849866), (14, 1344424933), (19, 990628898), (37, 508701326), (38, 495314449), (61, 308556542), (74, 254350663), (107, 175906066), (122, 154278271), (133, 141518414), (214, 87953033), (259, 72671618), (266, 70759207), (293, 64238734), (427, 44079506), (518, 36335809), (586, 32119367), (703, 26773754), (749, 25129438), (854, 22039753), (1159, 16239818), (1406, 13386877), (1498, 12564719), (2033, 9258214), (2051, 9176962), (2257, 8339366), (2318, 8119909), (3959, 4754218), (4066, 4629107), (4102, 4588481), (4514, 4169683), (4921, 3824822), (5567, 3380986), (6527, 2883706), (7918, 2377109), (8113, 2319974), (9842, 1912411), (10841, 1736182), (11134, 1690493), (13054, 1441853), (14231, 1322602), (15799, 1191338), (16226, 1159987), (17873, 1053094), (21682, 868091), (27713, 679174), (28462, 661301), (31351, 600362), (31598, 595669), (35746, 526547), (38969, 482998), (42883, 438914), (45689, 411958), (55426, 339587), (62702, 300181), (75221, 250222), (75887, 248026), (77938, 241499), (85766, 219457), (91378, 205979), (124013, 151774), (125111, 150442)]