19991952

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7307}}^1$

素因数の和:7340

約数の個数: 60

約数和(自身を含む): 58902480

約数和(自身を除く): 38910528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7307, 14614, 21921, 29228, 43842, 58456, 65763, 87684, 116912, 131526, 138833, 175368, 263052, 277666, 350736, 416499, 526104, 555332, 832998, 1052208, 1110664, 1249497, 1665996, 2221328, 2498994, 3331992, 4997988, 6663984, 9995976, 19991952]

約数ペア:

[(1, 19991952), (2, 9995976), (3, 6663984), (4, 4997988), (6, 3331992), (8, 2498994), (9, 2221328), (12, 1665996), (16, 1249497), (18, 1110664), (19, 1052208), (24, 832998), (36, 555332), (38, 526104), (48, 416499), (57, 350736), (72, 277666), (76, 263052), (114, 175368), (144, 138833), (152, 131526), (171, 116912), (228, 87684), (304, 65763), (342, 58456), (456, 43842), (684, 29228), (912, 21921), (1368, 14614), (2736, 7307)]