16218280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31189}}^1$

素因数の和:31213

約数の個数: 32

約数和(自身を含む): 39299400

約数和(自身を除く): 23081120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 31189, 62378, 124756, 155945, 249512, 311890, 405457, 623780, 810914, 1247560, 1621828, 2027285, 3243656, 4054570, 8109140, 16218280]

約数ペア:

[(1, 16218280), (2, 8109140), (4, 4054570), (5, 3243656), (8, 2027285), (10, 1621828), (13, 1247560), (20, 810914), (26, 623780), (40, 405457), (52, 311890), (65, 249512), (104, 155945), (130, 124756), (260, 62378), (520, 31189)]