31801984

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{4073}}^1$

素因数の和:4148

約数の個数: 32

約数和(自身を含む): 64409940

約数和(自身を除く): 32607956

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 3904, 4073, 7808, 8146, 16292, 32584, 65168, 130336, 248453, 260672, 496906, 521344, 993812, 1987624, 3975248, 7950496, 15900992, 31801984]

約数ペア:

[(1, 31801984), (2, 15900992), (4, 7950496), (8, 3975248), (16, 1987624), (32, 993812), (61, 521344), (64, 496906), (122, 260672), (128, 248453), (244, 130336), (488, 65168), (976, 32584), (1952, 16292), (3904, 8146), (4073, 7808)]