18173050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{379}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 39015360

約数和(自身を除く): 20842310

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 137, 175, 274, 350, 379, 685, 758, 959, 1370, 1895, 1918, 2653, 3425, 3790, 4795, 5306, 6850, 9475, 9590, 13265, 18950, 23975, 26530, 47950, 51923, 66325, 103846, 132650, 259615, 363461, 519230, 726922, 1298075, 1817305, 2596150, 3634610, 9086525, 18173050]

約数ペア:

[(1, 18173050), (2, 9086525), (5, 3634610), (7, 2596150), (10, 1817305), (14, 1298075), (25, 726922), (35, 519230), (50, 363461), (70, 259615), (137, 132650), (175, 103846), (274, 66325), (350, 51923), (379, 47950), (685, 26530), (758, 23975), (959, 18950), (1370, 13265), (1895, 9590), (1918, 9475), (2653, 6850), (3425, 5306), (3790, 4795)]