19011208

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 36855000

約数和(自身を除く): 17843792

約数列:

[1, 2, 4, 8, 41, 82, 149, 164, 298, 328, 389, 596, 778, 1192, 1556, 3112, 6109, 12218, 15949, 24436, 31898, 48872, 57961, 63796, 115922, 127592, 231844, 463688, 2376401, 4752802, 9505604, 19011208]

約数ペア:

[(1, 19011208), (2, 9505604), (4, 4752802), (8, 2376401), (41, 463688), (82, 231844), (149, 127592), (164, 115922), (298, 63796), (328, 57961), (389, 48872), (596, 31898), (778, 24436), (1192, 15949), (1556, 12218), (3112, 6109)]