18709140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1913}}^1$

素因数の和:2088

約数の個数: 48

約数和(自身を含む): 52734528

約数和(自身を除く): 34025388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1913, 1956, 2445, 3260, 3826, 4890, 5739, 7652, 9565, 9780, 11478, 19130, 22956, 28695, 38260, 57390, 114780, 311819, 623638, 935457, 1247276, 1559095, 1870914, 3118190, 3741828, 4677285, 6236380, 9354570, 18709140]

約数ペア:

[(1, 18709140), (2, 9354570), (3, 6236380), (4, 4677285), (5, 3741828), (6, 3118190), (10, 1870914), (12, 1559095), (15, 1247276), (20, 935457), (30, 623638), (60, 311819), (163, 114780), (326, 57390), (489, 38260), (652, 28695), (815, 22956), (978, 19130), (1630, 11478), (1913, 9780), (1956, 9565), (2445, 7652), (3260, 5739), (3826, 4890)]