19417354

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 34856640

約数和(自身を除く): 15439286

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 103, 121, 206, 209, 242, 418, 451, 779, 902, 1133, 1558, 1957, 2266, 2299, 3914, 4223, 4598, 4961, 8446, 8569, 9922, 12463, 17138, 21527, 24926, 43054, 46453, 80237, 92906, 94259, 160474, 188518, 236797, 473594, 510983, 882607, 1021966, 1765214, 9708677, 19417354]

約数ペア:

[(1, 19417354), (2, 9708677), (11, 1765214), (19, 1021966), (22, 882607), (38, 510983), (41, 473594), (82, 236797), (103, 188518), (121, 160474), (206, 94259), (209, 92906), (242, 80237), (418, 46453), (451, 43054), (779, 24926), (902, 21527), (1133, 17138), (1558, 12463), (1957, 9922), (2266, 8569), (2299, 8446), (3914, 4961), (4223, 4598)]