19546280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37589}}^1$

素因数の和:37613

約数の個数: 32

約数和(自身を含む): 47363400

約数和(自身を除く): 27817120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 37589, 75178, 150356, 187945, 300712, 375890, 488657, 751780, 977314, 1503560, 1954628, 2443285, 3909256, 4886570, 9773140, 19546280]

約数ペア:

[(1, 19546280), (2, 9773140), (4, 4886570), (5, 3909256), (8, 2443285), (10, 1954628), (13, 1503560), (20, 977314), (26, 751780), (40, 488657), (52, 375890), (65, 300712), (104, 187945), (130, 150356), (260, 75178), (520, 37589)]