18872970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4007}}^1$

素因数の和:4174

約数の個数: 32

約数和(自身を含む): 45595008

約数和(自身を除く): 26722038

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 157, 314, 471, 785, 942, 1570, 2355, 4007, 4710, 8014, 12021, 20035, 24042, 40070, 60105, 120210, 629099, 1258198, 1887297, 3145495, 3774594, 6290990, 9436485, 18872970]

約数ペア:

[(1, 18872970), (2, 9436485), (3, 6290990), (5, 3774594), (6, 3145495), (10, 1887297), (15, 1258198), (30, 629099), (157, 120210), (314, 60105), (471, 40070), (785, 24042), (942, 20035), (1570, 12021), (2355, 8014), (4007, 4710)]