1814428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 4080384

約数和(自身を除く): 2265956

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 137, 154, 172, 274, 301, 308, 473, 548, 602, 946, 959, 1204, 1507, 1892, 1918, 3014, 3311, 3836, 5891, 6028, 6622, 10549, 11782, 13244, 21098, 23564, 41237, 42196, 64801, 82474, 129602, 164948, 259204, 453607, 907214, 1814428]

約数ペア:

[(1, 1814428), (2, 907214), (4, 453607), (7, 259204), (11, 164948), (14, 129602), (22, 82474), (28, 64801), (43, 42196), (44, 41237), (77, 23564), (86, 21098), (137, 13244), (154, 11782), (172, 10549), (274, 6622), (301, 6028), (308, 5891), (473, 3836), (548, 3311), (602, 3014), (946, 1918), (959, 1892), (1204, 1507)]