16722680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32159}}^1$

素因数の和:32183

約数の個数: 32

約数和(自身を含む): 40521600

約数和(自身を除く): 23798920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 32159, 64318, 128636, 160795, 257272, 321590, 418067, 643180, 836134, 1286360, 1672268, 2090335, 3344536, 4180670, 8361340, 16722680]

約数ペア:

[(1, 16722680), (2, 8361340), (4, 4180670), (5, 3344536), (8, 2090335), (10, 1672268), (13, 1286360), (20, 836134), (26, 643180), (40, 418067), (52, 321590), (65, 257272), (104, 160795), (130, 128636), (260, 64318), (520, 32159)]