18953010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{839}}^1$

素因数の和:1103

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 30580110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 251, 502, 753, 839, 1255, 1506, 1678, 2259, 2510, 2517, 3765, 4195, 4518, 5034, 7530, 7551, 8390, 11295, 12585, 15102, 22590, 25170, 37755, 75510, 210589, 421178, 631767, 1052945, 1263534, 1895301, 2105890, 3158835, 3790602, 6317670, 9476505, 18953010]

約数ペア:

[(1, 18953010), (2, 9476505), (3, 6317670), (5, 3790602), (6, 3158835), (9, 2105890), (10, 1895301), (15, 1263534), (18, 1052945), (30, 631767), (45, 421178), (90, 210589), (251, 75510), (502, 37755), (753, 25170), (839, 22590), (1255, 15102), (1506, 12585), (1678, 11295), (2259, 8390), (2510, 7551), (2517, 7530), (3765, 5034), (4195, 4518)]