18203276

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1163}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 40153344

約数和(自身を除く): 21950068

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 91, 172, 182, 301, 364, 559, 602, 1118, 1163, 1204, 2236, 2326, 3913, 4652, 7826, 8141, 15119, 15652, 16282, 30238, 32564, 50009, 60476, 100018, 105833, 200036, 211666, 350063, 423332, 650117, 700126, 1300234, 1400252, 2600468, 4550819, 9101638, 18203276]

約数ペア:

[(1, 18203276), (2, 9101638), (4, 4550819), (7, 2600468), (13, 1400252), (14, 1300234), (26, 700126), (28, 650117), (43, 423332), (52, 350063), (86, 211666), (91, 200036), (172, 105833), (182, 100018), (301, 60476), (364, 50009), (559, 32564), (602, 30238), (1118, 16282), (1163, 15652), (1204, 15119), (2236, 8141), (2326, 7826), (3913, 4652)]