208874752

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{42943}}^1$

素因数の和:42978

約数の個数: 36

約数和(自身を含む): 438887680

約数和(自身を除く): 230012928

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 42943, 85886, 171772, 343544, 687088, 815917, 1374176, 1631834, 2748352, 3263668, 5496704, 6527336, 10993408, 13054672, 26109344, 52218688, 104437376, 208874752]

約数ペア:

[(1, 208874752), (2, 104437376), (4, 52218688), (8, 26109344), (16, 13054672), (19, 10993408), (32, 6527336), (38, 5496704), (64, 3263668), (76, 2748352), (128, 1631834), (152, 1374176), (256, 815917), (304, 687088), (608, 343544), (1216, 171772), (2432, 85886), (4864, 42943)]