19882616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5167}}^1$

素因数の和:5223

約数の個数: 32

約数和(自身を含む): 41240640

約数和(自身を除く): 21358024

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 5167, 10334, 20668, 41336, 67171, 134342, 191179, 268684, 382358, 537368, 764716, 1529432, 2485327, 4970654, 9941308, 19882616]

約数ペア:

[(1, 19882616), (2, 9941308), (4, 4970654), (8, 2485327), (13, 1529432), (26, 764716), (37, 537368), (52, 382358), (74, 268684), (104, 191179), (148, 134342), (296, 67171), (481, 41336), (962, 20668), (1924, 10334), (3848, 5167)]