16915970878

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1\times {\mathrm{7213}}^1$

素因数の和:7732

約数の個数: 32

約数和(自身を含む): 26406702720

約数和(自身を除く): 9490731842

約数列:

[1, 2, 47, 61, 94, 122, 409, 818, 2867, 5734, 7213, 14426, 19223, 24949, 38446, 49898, 339011, 439993, 678022, 879986, 1172603, 2345206, 2950117, 5900234, 20679671, 41359342, 138655499, 179957137, 277310998, 359914274, 8457985439, 16915970878]

約数ペア:

[(1, 16915970878), (2, 8457985439), (47, 359914274), (61, 277310998), (94, 179957137), (122, 138655499), (409, 41359342), (818, 20679671), (2867, 5900234), (5734, 2950117), (7213, 2345206), (14426, 1172603), (19223, 879986), (24949, 678022), (38446, 439993), (49898, 339011)]