18487380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16217}}^1$

素因数の和:16248

約数の個数: 48

約数和(自身を含む): 54492480

約数和(自身を除く): 36005100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 16217, 32434, 48651, 64868, 81085, 97302, 162170, 194604, 243255, 308123, 324340, 486510, 616246, 924369, 973020, 1232492, 1540615, 1848738, 3081230, 3697476, 4621845, 6162460, 9243690, 18487380]

約数ペア:

[(1, 18487380), (2, 9243690), (3, 6162460), (4, 4621845), (5, 3697476), (6, 3081230), (10, 1848738), (12, 1540615), (15, 1232492), (19, 973020), (20, 924369), (30, 616246), (38, 486510), (57, 324340), (60, 308123), (76, 243255), (95, 194604), (114, 162170), (190, 97302), (228, 81085), (285, 64868), (380, 48651), (570, 32434), (1140, 16217)]