18863922

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:356

約数の個数: 96

約数和(自身を含む): 50561280

約数和(自身を除く): 31697358

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 49, 57, 66, 77, 98, 114, 133, 147, 154, 209, 231, 266, 294, 307, 399, 418, 462, 539, 614, 627, 798, 921, 931, 1078, 1254, 1463, 1617, 1842, 1862, 2149, 2793, 2926, 3234, 3377, 4298, 4389, 5586, 5833, 6447, 6754, 8778, 10131, 10241, 11666, 12894, 15043, 17499, 20262, 20482, 23639, 30086, 30723, 34998, 40831, 45129, 47278, 61446, 64163, 70917, 81662, 90258, 122493, 128326, 141834, 165473, 192489, 244986, 285817, 330946, 384978, 449141, 496419, 571634, 857451, 898282, 992838, 1347423, 1714902, 2694846, 3143987, 6287974, 9431961, 18863922]

約数ペア:

[(1, 18863922), (2, 9431961), (3, 6287974), (6, 3143987), (7, 2694846), (11, 1714902), (14, 1347423), (19, 992838), (21, 898282), (22, 857451), (33, 571634), (38, 496419), (42, 449141), (49, 384978), (57, 330946), (66, 285817), (77, 244986), (98, 192489), (114, 165473), (133, 141834), (147, 128326), (154, 122493), (209, 90258), (231, 81662), (266, 70917), (294, 64163), (307, 61446), (399, 47278), (418, 45129), (462, 40831), (539, 34998), (614, 30723), (627, 30086), (798, 23639), (921, 20482), (931, 20262), (1078, 17499), (1254, 15043), (1463, 12894), (1617, 11666), (1842, 10241), (1862, 10131), (2149, 8778), (2793, 6754), (2926, 6447), (3234, 5833), (3377, 5586), (4298, 4389)]