20180797464

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1\times {\mathrm{337}}^1$

素因数の和:841

約数の個数: 128

約数和(自身を含む): 51934970880

約数和(自身を除く): 31754173416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 113, 142, 213, 226, 284, 311, 337, 339, 426, 452, 568, 622, 674, 678, 852, 904, 933, 1011, 1244, 1348, 1356, 1704, 1866, 2022, 2488, 2696, 2712, 3732, 4044, 7464, 8023, 8088, 16046, 22081, 23927, 24069, 32092, 35143, 38081, 44162, 47854, 48138, 64184, 66243, 70286, 71781, 76162, 88324, 95708, 96276, 104807, 105429, 114243, 132486, 140572, 143562, 152324, 176648, 191416, 192552, 209614, 210858, 228486, 264972, 281144, 287124, 304648, 314421, 419228, 421716, 456972, 529944, 574248, 628842, 838456, 843432, 913944, 1257684, 2495153, 2515368, 2703751, 4990306, 5407502, 7441297, 7485459, 8111253, 9980612, 10815004, 11843191, 14882594, 14970918, 16222506, 19961224, 21630008, 22323891, 23686382, 29765188, 29941836, 32445012, 35529573, 44647782, 47372764, 59530376, 59883672, 64890024, 71059146, 89295564, 94745528, 142118292, 178591128, 284236584, 840866561, 1681733122, 2522599683, 3363466244, 5045199366, 6726932488, 10090398732, 20180797464]

約数ペア:

[(1, 20180797464), (2, 10090398732), (3, 6726932488), (4, 5045199366), (6, 3363466244), (8, 2522599683), (12, 1681733122), (24, 840866561), (71, 284236584), (113, 178591128), (142, 142118292), (213, 94745528), (226, 89295564), (284, 71059146), (311, 64890024), (337, 59883672), (339, 59530376), (426, 47372764), (452, 44647782), (568, 35529573), (622, 32445012), (674, 29941836), (678, 29765188), (852, 23686382), (904, 22323891), (933, 21630008), (1011, 19961224), (1244, 16222506), (1348, 14970918), (1356, 14882594), (1704, 11843191), (1866, 10815004), (2022, 9980612), (2488, 8111253), (2696, 7485459), (2712, 7441297), (3732, 5407502), (4044, 4990306), (7464, 2703751), (8023, 2515368), (8088, 2495153), (16046, 1257684), (22081, 913944), (23927, 843432), (24069, 838456), (32092, 628842), (35143, 574248), (38081, 529944), (44162, 456972), (47854, 421716), (48138, 419228), (64184, 314421), (66243, 304648), (70286, 287124), (71781, 281144), (76162, 264972), (88324, 228486), (95708, 210858), (96276, 209614), (104807, 192552), (105429, 191416), (114243, 176648), (132486, 152324), (140572, 143562)]