1980712

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 3981600

約数和(自身を除く): 2000888

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 157, 166, 314, 332, 628, 664, 1256, 1577, 2983, 3154, 5966, 6308, 11932, 12616, 13031, 23864, 26062, 52124, 104248, 247589, 495178, 990356, 1980712]

約数ペア:

[(1, 1980712), (2, 990356), (4, 495178), (8, 247589), (19, 104248), (38, 52124), (76, 26062), (83, 23864), (152, 13031), (157, 12616), (166, 11932), (314, 6308), (332, 5966), (628, 3154), (664, 2983), (1256, 1577)]