18769842

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1637}}^1$

素因数の和:1672

約数の個数: 72

約数和(自身を含む): 50977836

約数和(自身を除く): 32207994

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1637, 1638, 1911, 3274, 3822, 4911, 5733, 9822, 11459, 11466, 14733, 21281, 22918, 29466, 34377, 42562, 63843, 68754, 80213, 103131, 127686, 148967, 160426, 191529, 206262, 240639, 297934, 383058, 446901, 481278, 721917, 893802, 1042769, 1340703, 1443834, 2085538, 2681406, 3128307, 6256614, 9384921, 18769842]

約数ペア:

[(1, 18769842), (2, 9384921), (3, 6256614), (6, 3128307), (7, 2681406), (9, 2085538), (13, 1443834), (14, 1340703), (18, 1042769), (21, 893802), (26, 721917), (39, 481278), (42, 446901), (49, 383058), (63, 297934), (78, 240639), (91, 206262), (98, 191529), (117, 160426), (126, 148967), (147, 127686), (182, 103131), (234, 80213), (273, 68754), (294, 63843), (441, 42562), (546, 34377), (637, 29466), (819, 22918), (882, 21281), (1274, 14733), (1637, 11466), (1638, 11459), (1911, 9822), (3274, 5733), (3822, 4911)]