18379725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2693}}^1$

素因数の和:2726

約数の個数: 48

約数和(自身を含む): 37414272

約数和(自身を除く): 19034547

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 175, 195, 273, 325, 455, 525, 975, 1365, 2275, 2693, 6825, 8079, 13465, 18851, 35009, 40395, 56553, 67325, 94255, 105027, 175045, 201975, 245063, 282765, 471275, 525135, 735189, 875225, 1225315, 1413825, 2625675, 3675945, 6126575, 18379725]

約数ペア:

[(1, 18379725), (3, 6126575), (5, 3675945), (7, 2625675), (13, 1413825), (15, 1225315), (21, 875225), (25, 735189), (35, 525135), (39, 471275), (65, 282765), (75, 245063), (91, 201975), (105, 175045), (175, 105027), (195, 94255), (273, 67325), (325, 56553), (455, 40395), (525, 35009), (975, 18851), (1365, 13465), (2275, 8079), (2693, 6825)]