19223906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 64

約数和(自身を含む): 35997696

約数和(自身を除く): 16773790

約数列:

[1, 2, 13, 17, 23, 26, 31, 34, 46, 61, 62, 122, 221, 299, 391, 403, 442, 527, 598, 713, 782, 793, 806, 1037, 1054, 1403, 1426, 1586, 1891, 2074, 2806, 3782, 5083, 6851, 9269, 10166, 12121, 13481, 13702, 18239, 18538, 23851, 24242, 24583, 26962, 32147, 36478, 43493, 47702, 49166, 64294, 86986, 157573, 310063, 315146, 417911, 565409, 620126, 739381, 835822, 1130818, 1478762, 9611953, 19223906]

約数ペア:

[(1, 19223906), (2, 9611953), (13, 1478762), (17, 1130818), (23, 835822), (26, 739381), (31, 620126), (34, 565409), (46, 417911), (61, 315146), (62, 310063), (122, 157573), (221, 86986), (299, 64294), (391, 49166), (403, 47702), (442, 43493), (527, 36478), (598, 32147), (713, 26962), (782, 24583), (793, 24242), (806, 23851), (1037, 18538), (1054, 18239), (1403, 13702), (1426, 13481), (1586, 12121), (1891, 10166), (2074, 9269), (2806, 6851), (3782, 5083)]