19780008

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{12301}}^1$

素因数の和:12377

約数の個数: 32

約数和(自身を含む): 50192160

約数和(自身を除く): 30412152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 12301, 24602, 36903, 49204, 73806, 98408, 147612, 295224, 824167, 1648334, 2472501, 3296668, 4945002, 6593336, 9890004, 19780008]

約数ペア:

[(1, 19780008), (2, 9890004), (3, 6593336), (4, 4945002), (6, 3296668), (8, 2472501), (12, 1648334), (24, 824167), (67, 295224), (134, 147612), (201, 98408), (268, 73806), (402, 49204), (536, 36903), (804, 24602), (1608, 12301)]