20165344904

素因数分解:

$2^3\times {\mathrm{3203}}^1\times {\mathrm{786971}}^1$

素因数の和:790180

約数の個数: 16

約数和(自身を含む): 37821874320

約数和(自身を除く): 17656529416

約数列:

[1, 2, 4, 8, 3203, 6406, 12812, 25624, 786971, 1573942, 3147884, 6295768, 2520668113, 5041336226, 10082672452, 20165344904]

約数ペア:

[(1, 20165344904), (2, 10082672452), (4, 5041336226), (8, 2520668113), (3203, 6295768), (6406, 3147884), (12812, 1573942), (25624, 786971)]