18448924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 18806756

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 71, 76, 142, 247, 263, 284, 494, 526, 923, 988, 1052, 1349, 1846, 2698, 3419, 3692, 4997, 5396, 6838, 9994, 13676, 17537, 18673, 19988, 35074, 37346, 64961, 70148, 74692, 129922, 242749, 259844, 354787, 485498, 709574, 970996, 1419148, 4612231, 9224462, 18448924]

約数ペア:

[(1, 18448924), (2, 9224462), (4, 4612231), (13, 1419148), (19, 970996), (26, 709574), (38, 485498), (52, 354787), (71, 259844), (76, 242749), (142, 129922), (247, 74692), (263, 70148), (284, 64961), (494, 37346), (526, 35074), (923, 19988), (988, 18673), (1052, 17537), (1349, 13676), (1846, 9994), (2698, 6838), (3419, 5396), (3692, 4997)]