18078424

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1$

素因数の和:1352

約数の個数: 64

約数和(自身を含む): 43948800

約数和(自身を除く): 25870376

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1307, 1729, 1976, 2614, 3458, 5228, 6916, 9149, 10456, 13832, 16991, 18298, 24833, 33982, 36596, 49666, 67964, 73192, 99332, 118937, 135928, 173831, 198664, 237874, 322829, 347662, 475748, 645658, 695324, 951496, 1291316, 1390648, 2259803, 2582632, 4519606, 9039212, 18078424]

約数ペア:

[(1, 18078424), (2, 9039212), (4, 4519606), (7, 2582632), (8, 2259803), (13, 1390648), (14, 1291316), (19, 951496), (26, 695324), (28, 645658), (38, 475748), (52, 347662), (56, 322829), (76, 237874), (91, 198664), (104, 173831), (133, 135928), (152, 118937), (182, 99332), (247, 73192), (266, 67964), (364, 49666), (494, 36596), (532, 33982), (728, 24833), (988, 18298), (1064, 16991), (1307, 13832), (1729, 10456), (1976, 9149), (2614, 6916), (3458, 5228)]