20160154782

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1\times {\mathrm{1091}}^1$

素因数の和:1950

約数の個数: 96

約数和(自身を含む): 46730960640

約数和(自身を除く): 26570805858

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 71, 114, 142, 171, 213, 342, 426, 639, 761, 1091, 1278, 1349, 1522, 2182, 2283, 2698, 3273, 4047, 4566, 6546, 6849, 8094, 9819, 12141, 13698, 14459, 19638, 20729, 24282, 28918, 41458, 43377, 54031, 62187, 77461, 86754, 108062, 124374, 130131, 154922, 162093, 186561, 232383, 260262, 324186, 373122, 464766, 486279, 697149, 830251, 972558, 1026589, 1394298, 1471759, 1660502, 2053178, 2490753, 2943518, 3079767, 4415277, 4981506, 6159534, 7472259, 8830554, 9239301, 13245831, 14944518, 15774769, 18478602, 26491662, 31549538, 47324307, 58947821, 94648614, 117895642, 141972921, 176843463, 283945842, 353686926, 530530389, 1061060778, 1120008599, 2240017198, 3360025797, 6720051594, 10080077391, 20160154782]

約数ペア:

[(1, 20160154782), (2, 10080077391), (3, 6720051594), (6, 3360025797), (9, 2240017198), (18, 1120008599), (19, 1061060778), (38, 530530389), (57, 353686926), (71, 283945842), (114, 176843463), (142, 141972921), (171, 117895642), (213, 94648614), (342, 58947821), (426, 47324307), (639, 31549538), (761, 26491662), (1091, 18478602), (1278, 15774769), (1349, 14944518), (1522, 13245831), (2182, 9239301), (2283, 8830554), (2698, 7472259), (3273, 6159534), (4047, 4981506), (4566, 4415277), (6546, 3079767), (6849, 2943518), (8094, 2490753), (9819, 2053178), (12141, 1660502), (13698, 1471759), (14459, 1394298), (19638, 1026589), (20729, 972558), (24282, 830251), (28918, 697149), (41458, 486279), (43377, 464766), (54031, 373122), (62187, 324186), (77461, 260262), (86754, 232383), (108062, 186561), (124374, 162093), (130131, 154922)]