18656910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9013}}^1$

素因数の和:9049

約数の個数: 48

約数和(自身を含む): 50622624

約数和(自身を除く): 31965714

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 9013, 18026, 27039, 45065, 54078, 81117, 90130, 135195, 162234, 207299, 270390, 405585, 414598, 621897, 811170, 1036495, 1243794, 1865691, 2072990, 3109485, 3731382, 6218970, 9328455, 18656910]

約数ペア:

[(1, 18656910), (2, 9328455), (3, 6218970), (5, 3731382), (6, 3109485), (9, 2072990), (10, 1865691), (15, 1243794), (18, 1036495), (23, 811170), (30, 621897), (45, 414598), (46, 405585), (69, 270390), (90, 207299), (115, 162234), (138, 135195), (207, 90130), (230, 81117), (345, 54078), (414, 45065), (690, 27039), (1035, 18026), (2070, 9013)]