18871008

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{15121}}^1$

素因数の和:15147

約数の個数: 48

約数和(自身を含む): 53350416

約数和(自身を除く): 34479408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 15121, 30242, 45363, 60484, 90726, 120968, 181452, 196573, 241936, 362904, 393146, 483872, 589719, 725808, 786292, 1179438, 1451616, 1572584, 2358876, 3145168, 4717752, 6290336, 9435504, 18871008]

約数ペア:

[(1, 18871008), (2, 9435504), (3, 6290336), (4, 4717752), (6, 3145168), (8, 2358876), (12, 1572584), (13, 1451616), (16, 1179438), (24, 786292), (26, 725808), (32, 589719), (39, 483872), (48, 393146), (52, 362904), (78, 241936), (96, 196573), (104, 181452), (156, 120968), (208, 90726), (312, 60484), (416, 45363), (624, 30242), (1248, 15121)]