18931360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{16903}}^1$

素因数の和:16925

約数の個数: 48

約数和(自身を含む): 51117696

約数和(自身を除く): 32186336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 16903, 33806, 67612, 84515, 118321, 135224, 169030, 236642, 270448, 338060, 473284, 540896, 591605, 676120, 946568, 1183210, 1352240, 1893136, 2366420, 2704480, 3786272, 4732840, 9465680, 18931360]

約数ペア:

[(1, 18931360), (2, 9465680), (4, 4732840), (5, 3786272), (7, 2704480), (8, 2366420), (10, 1893136), (14, 1352240), (16, 1183210), (20, 946568), (28, 676120), (32, 591605), (35, 540896), (40, 473284), (56, 338060), (70, 270448), (80, 236642), (112, 169030), (140, 135224), (160, 118321), (224, 84515), (280, 67612), (560, 33806), (1120, 16903)]