20178941298

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{271}}^1$

素因数の和:648

約数の個数: 128

約数和(自身を含む): 44745523200

約数和(自身を除く): 24566581902

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 87, 101, 114, 174, 202, 223, 271, 303, 446, 542, 551, 606, 669, 813, 1102, 1338, 1626, 1653, 1919, 2929, 3306, 3838, 4237, 5149, 5757, 5858, 6467, 7859, 8474, 8787, 10298, 11514, 12711, 12934, 15447, 15718, 17574, 19401, 22523, 23577, 25422, 27371, 30894, 38802, 45046, 47154, 54742, 55651, 60433, 67569, 82113, 111302, 120866, 122873, 135138, 149321, 164226, 166953, 181299, 245746, 298642, 333906, 362598, 368619, 427937, 447963, 520049, 653167, 737238, 793759, 855874, 895926, 1040098, 1148227, 1283811, 1306334, 1560147, 1587518, 1752557, 1959501, 2296454, 2381277, 2567622, 3120294, 3444681, 3505114, 3919002, 4762554, 5257671, 6103733, 6889362, 10515342, 12207466, 12410173, 15081421, 18311199, 24820346, 30162842, 33298583, 36622398, 37230519, 45244263, 66597166, 74461038, 90488526, 99895749, 115970927, 177008257, 199791498, 231941854, 347912781, 354016514, 531024771, 695825562, 1062049542, 3363156883, 6726313766, 10089470649, 20178941298]

約数ペア:

[(1, 20178941298), (2, 10089470649), (3, 6726313766), (6, 3363156883), (19, 1062049542), (29, 695825562), (38, 531024771), (57, 354016514), (58, 347912781), (87, 231941854), (101, 199791498), (114, 177008257), (174, 115970927), (202, 99895749), (223, 90488526), (271, 74461038), (303, 66597166), (446, 45244263), (542, 37230519), (551, 36622398), (606, 33298583), (669, 30162842), (813, 24820346), (1102, 18311199), (1338, 15081421), (1626, 12410173), (1653, 12207466), (1919, 10515342), (2929, 6889362), (3306, 6103733), (3838, 5257671), (4237, 4762554), (5149, 3919002), (5757, 3505114), (5858, 3444681), (6467, 3120294), (7859, 2567622), (8474, 2381277), (8787, 2296454), (10298, 1959501), (11514, 1752557), (12711, 1587518), (12934, 1560147), (15447, 1306334), (15718, 1283811), (17574, 1148227), (19401, 1040098), (22523, 895926), (23577, 855874), (25422, 793759), (27371, 737238), (30894, 653167), (38802, 520049), (45046, 447963), (47154, 427937), (54742, 368619), (55651, 362598), (60433, 333906), (67569, 298642), (82113, 245746), (111302, 181299), (120866, 166953), (122873, 164226), (135138, 149321)]