20178091428

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2129}}^1\times {\mathrm{3779}}^1$

素因数の和:5945

約数の個数: 96

約数和(自身を含む): 54105408000

約数和(自身を除く): 33927316572

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2129, 2508, 3779, 4258, 6387, 7558, 8516, 11337, 12774, 15116, 22674, 23419, 25548, 40451, 41569, 45348, 46838, 70257, 71801, 80902, 83138, 93676, 121353, 124707, 140514, 143602, 161804, 166276, 215403, 242706, 249414, 281028, 287204, 430806, 444961, 485412, 498828, 789811, 861612, 889922, 1334883, 1579622, 1779844, 2369433, 2669766, 3159244, 4738866, 5339532, 8045491, 9477732, 16090982, 24136473, 32181964, 48272946, 88500401, 96545892, 152864329, 177000802, 265501203, 305728658, 354001604, 458592987, 531002406, 611457316, 917185974, 1062004812, 1681507619, 1834371948, 3363015238, 5044522857, 6726030476, 10089045714, 20178091428]

約数ペア:

[(1, 20178091428), (2, 10089045714), (3, 6726030476), (4, 5044522857), (6, 3363015238), (11, 1834371948), (12, 1681507619), (19, 1062004812), (22, 917185974), (33, 611457316), (38, 531002406), (44, 458592987), (57, 354001604), (66, 305728658), (76, 265501203), (114, 177000802), (132, 152864329), (209, 96545892), (228, 88500401), (418, 48272946), (627, 32181964), (836, 24136473), (1254, 16090982), (2129, 9477732), (2508, 8045491), (3779, 5339532), (4258, 4738866), (6387, 3159244), (7558, 2669766), (8516, 2369433), (11337, 1779844), (12774, 1579622), (15116, 1334883), (22674, 889922), (23419, 861612), (25548, 789811), (40451, 498828), (41569, 485412), (45348, 444961), (46838, 430806), (70257, 287204), (71801, 281028), (80902, 249414), (83138, 242706), (93676, 215403), (121353, 166276), (124707, 161804), (140514, 143602)]