18389384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1171}}^1$

素因数の和:1341

約数の個数: 32

約数和(自身を含む): 37410240

約数和(自身を除く): 19020856

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 151, 302, 604, 1171, 1208, 1963, 2342, 3926, 4684, 7852, 9368, 15223, 15704, 30446, 60892, 121784, 176821, 353642, 707284, 1414568, 2298673, 4597346, 9194692, 18389384]

約数ペア:

[(1, 18389384), (2, 9194692), (4, 4597346), (8, 2298673), (13, 1414568), (26, 707284), (52, 353642), (104, 176821), (151, 121784), (302, 60892), (604, 30446), (1171, 15704), (1208, 15223), (1963, 9368), (2342, 7852), (3926, 4684)]