2019460768

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{257}}^1\times {\mathrm{1453}}^1$

素因数の和:1746

約数の個数: 72

約数和(自身を含む): 4324896828

約数和(自身を除く): 2305436060

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 257, 338, 416, 514, 676, 1028, 1352, 1453, 2056, 2704, 2906, 3341, 4112, 5408, 5812, 6682, 8224, 11624, 13364, 18889, 23248, 26728, 37778, 43433, 46496, 53456, 75556, 86866, 106912, 151112, 173732, 245557, 302224, 347464, 373421, 491114, 604448, 694928, 746842, 982228, 1389856, 1493684, 1964456, 2987368, 3928912, 4854473, 5974736, 7857824, 9708946, 11949472, 19417892, 38835784, 63108149, 77671568, 126216298, 155343136, 252432596, 504865192, 1009730384, 2019460768]

約数ペア:

[(1, 2019460768), (2, 1009730384), (4, 504865192), (8, 252432596), (13, 155343136), (16, 126216298), (26, 77671568), (32, 63108149), (52, 38835784), (104, 19417892), (169, 11949472), (208, 9708946), (257, 7857824), (338, 5974736), (416, 4854473), (514, 3928912), (676, 2987368), (1028, 1964456), (1352, 1493684), (1453, 1389856), (2056, 982228), (2704, 746842), (2906, 694928), (3341, 604448), (4112, 491114), (5408, 373421), (5812, 347464), (6682, 302224), (8224, 245557), (11624, 173732), (13364, 151112), (18889, 106912), (23248, 86866), (26728, 75556), (37778, 53456), (43433, 46496)]