19004718535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1\times {\mathrm{8039}}^1$

素因数の和:8919

約数の個数: 32

約数和(自身を含む): 25382730240

約数和(自身を除く): 6378011705

約数列:

[1, 5, 11, 53, 55, 265, 583, 811, 2915, 4055, 8039, 8921, 40195, 42983, 44605, 88429, 214915, 426067, 442145, 472813, 2130335, 2364065, 4686737, 6519629, 23433685, 32598145, 71715919, 345540337, 358579595, 1727701685, 3800943707, 19004718535]

約数ペア:

[(1, 19004718535), (5, 3800943707), (11, 1727701685), (53, 358579595), (55, 345540337), (265, 71715919), (583, 32598145), (811, 23433685), (2915, 6519629), (4055, 4686737), (8039, 2364065), (8921, 2130335), (40195, 472813), (42983, 442145), (44605, 426067), (88429, 214915)]