19704022

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 33022080

約数和(自身を除く): 13318058

約数列:

[1, 2, 13, 26, 53, 79, 106, 158, 181, 362, 689, 1027, 1378, 2054, 2353, 4187, 4706, 8374, 9593, 14299, 19186, 28598, 54431, 108862, 124709, 185887, 249418, 371774, 757847, 1515694, 9852011, 19704022]

約数ペア:

[(1, 19704022), (2, 9852011), (13, 1515694), (26, 757847), (53, 371774), (79, 249418), (106, 185887), (158, 124709), (181, 108862), (362, 54431), (689, 28598), (1027, 19186), (1378, 14299), (2054, 9593), (2353, 8374), (4187, 4706)]