18901536

素因数分解:

$2^5\times 3^1\times {\mathrm{401}}^1\times {\mathrm{491}}^1$

素因数の和:905

約数の個数: 48

約数和(自身を含む): 49841568

約数和(自身を除く): 30940032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 401, 491, 802, 982, 1203, 1473, 1604, 1964, 2406, 2946, 3208, 3928, 4812, 5892, 6416, 7856, 9624, 11784, 12832, 15712, 19248, 23568, 38496, 47136, 196891, 393782, 590673, 787564, 1181346, 1575128, 2362692, 3150256, 4725384, 6300512, 9450768, 18901536]

約数ペア:

[(1, 18901536), (2, 9450768), (3, 6300512), (4, 4725384), (6, 3150256), (8, 2362692), (12, 1575128), (16, 1181346), (24, 787564), (32, 590673), (48, 393782), (96, 196891), (401, 47136), (491, 38496), (802, 23568), (982, 19248), (1203, 15712), (1473, 12832), (1604, 11784), (1964, 9624), (2406, 7856), (2946, 6416), (3208, 5892), (3928, 4812)]