18867520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{8423}}^1$

素因数の和:8447

約数の個数: 56

約数和(自身を含む): 51352704

約数和(自身を除く): 32485184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 8423, 16846, 33692, 42115, 58961, 67384, 84230, 117922, 134768, 168460, 235844, 269536, 294805, 336920, 471688, 539072, 589610, 673840, 943376, 1179220, 1347680, 1886752, 2358440, 2695360, 3773504, 4716880, 9433760, 18867520]

約数ペア:

[(1, 18867520), (2, 9433760), (4, 4716880), (5, 3773504), (7, 2695360), (8, 2358440), (10, 1886752), (14, 1347680), (16, 1179220), (20, 943376), (28, 673840), (32, 589610), (35, 539072), (40, 471688), (56, 336920), (64, 294805), (70, 269536), (80, 235844), (112, 168460), (140, 134768), (160, 117922), (224, 84230), (280, 67384), (320, 58961), (448, 42115), (560, 33692), (1120, 16846), (2240, 8423)]