19800534

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{253853}}^1$

素因数の和:253871

約数の個数: 16

約数和(自身を含む): 42647472

約数和(自身を除く): 22846938

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 253853, 507706, 761559, 1523118, 3300089, 6600178, 9900267, 19800534]

約数ペア:

[(1, 19800534), (2, 9900267), (3, 6600178), (6, 3300089), (13, 1523118), (26, 761559), (39, 507706), (78, 253853)]