2019909772

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2\times {\mathrm{353}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 3893869728

約数和(自身を除く): 1873959956

約数列:

[1, 2, 4, 23, 37, 41, 46, 74, 82, 92, 148, 164, 353, 706, 851, 943, 1412, 1517, 1681, 1702, 1886, 3034, 3362, 3404, 3772, 6068, 6724, 8119, 13061, 14473, 16238, 26122, 28946, 32476, 34891, 38663, 52244, 57892, 62197, 69782, 77326, 124394, 139564, 154652, 248788, 300403, 332879, 535501, 593393, 600806, 665758, 1071002, 1186786, 1201612, 1331516, 1430531, 2142004, 2373572, 2861062, 5722124, 12316523, 13648039, 21955541, 24633046, 27296078, 43911082, 49266092, 54592156, 87822164, 504977443, 1009954886, 2019909772]

約数ペア:

[(1, 2019909772), (2, 1009954886), (4, 504977443), (23, 87822164), (37, 54592156), (41, 49266092), (46, 43911082), (74, 27296078), (82, 24633046), (92, 21955541), (148, 13648039), (164, 12316523), (353, 5722124), (706, 2861062), (851, 2373572), (943, 2142004), (1412, 1430531), (1517, 1331516), (1681, 1201612), (1702, 1186786), (1886, 1071002), (3034, 665758), (3362, 600806), (3404, 593393), (3772, 535501), (6068, 332879), (6724, 300403), (8119, 248788), (13061, 154652), (14473, 139564), (16238, 124394), (26122, 77326), (28946, 69782), (32476, 62197), (34891, 57892), (38663, 52244)]