15663571994

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{155371}}^1$

素因数の和:155778

約数の個数: 32

約数和(自身を含む): 28339852800

約数和(自身を除く): 12676280806

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 379, 758, 2653, 5306, 7201, 14402, 50407, 100814, 155371, 310742, 1087597, 2175194, 2952049, 5904098, 20664343, 41328686, 58885609, 117771218, 412199263, 824398526, 1118826571, 2237653142, 7831785997, 15663571994]

約数ペア:

[(1, 15663571994), (2, 7831785997), (7, 2237653142), (14, 1118826571), (19, 824398526), (38, 412199263), (133, 117771218), (266, 58885609), (379, 41328686), (758, 20664343), (2653, 5904098), (5306, 2952049), (7201, 2175194), (14402, 1087597), (50407, 310742), (100814, 155371)]