18845880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157049}}^1$

素因数の和:157063

約数の個数: 32

約数和(自身を含む): 56538000

約数和(自身を除く): 37692120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157049, 314098, 471147, 628196, 785245, 942294, 1256392, 1570490, 1884588, 2355735, 3140980, 3769176, 4711470, 6281960, 9422940, 18845880]

約数ペア:

[(1, 18845880), (2, 9422940), (3, 6281960), (4, 4711470), (5, 3769176), (6, 3140980), (8, 2355735), (10, 1884588), (12, 1570490), (15, 1256392), (20, 942294), (24, 785245), (30, 628196), (40, 471147), (60, 314098), (120, 157049)]