20225348

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1908

約数の個数: 48

約数和(自身を含む): 43794240

約数和(自身を除く): 23568892

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 1861, 2717, 3722, 5434, 7444, 10868, 20471, 24193, 35359, 40942, 48386, 70718, 81884, 96772, 141436, 266123, 388949, 459667, 532246, 777898, 919334, 1064492, 1555796, 1838668, 5056337, 10112674, 20225348]

約数ペア:

[(1, 20225348), (2, 10112674), (4, 5056337), (11, 1838668), (13, 1555796), (19, 1064492), (22, 919334), (26, 777898), (38, 532246), (44, 459667), (52, 388949), (76, 266123), (143, 141436), (209, 96772), (247, 81884), (286, 70718), (418, 48386), (494, 40942), (572, 35359), (836, 24193), (988, 20471), (1861, 10868), (2717, 7444), (3722, 5434)]