2018859904

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{258563}}^1$

素因数の和:258638

約数の個数: 32

約数和(自身を含む): 4087896840

約数和(自身を除く): 2069036936

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 3904, 7808, 258563, 517126, 1034252, 2068504, 4137008, 8274016, 15772343, 16548032, 31544686, 33096064, 63089372, 126178744, 252357488, 504714976, 1009429952, 2018859904]

約数ペア:

[(1, 2018859904), (2, 1009429952), (4, 504714976), (8, 252357488), (16, 126178744), (32, 63089372), (61, 33096064), (64, 31544686), (122, 16548032), (128, 15772343), (244, 8274016), (488, 4137008), (976, 2068504), (1952, 1034252), (3904, 517126), (7808, 258563)]