19464858

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:812

約数の個数: 72

約数和(自身を含む): 50817780

約数和(自身を除く): 31352922

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 49, 58, 63, 87, 98, 126, 147, 174, 203, 261, 294, 406, 441, 522, 609, 761, 882, 1218, 1421, 1522, 1827, 2283, 2842, 3654, 4263, 4566, 5327, 6849, 8526, 10654, 12789, 13698, 15981, 22069, 25578, 31962, 37289, 44138, 47943, 66207, 74578, 95886, 111867, 132414, 154483, 198621, 223734, 308966, 335601, 397242, 463449, 671202, 926898, 1081381, 1390347, 2162762, 2780694, 3244143, 6488286, 9732429, 19464858]

約数ペア:

[(1, 19464858), (2, 9732429), (3, 6488286), (6, 3244143), (7, 2780694), (9, 2162762), (14, 1390347), (18, 1081381), (21, 926898), (29, 671202), (42, 463449), (49, 397242), (58, 335601), (63, 308966), (87, 223734), (98, 198621), (126, 154483), (147, 132414), (174, 111867), (203, 95886), (261, 74578), (294, 66207), (406, 47943), (441, 44138), (522, 37289), (609, 31962), (761, 25578), (882, 22069), (1218, 15981), (1421, 13698), (1522, 12789), (1827, 10654), (2283, 8526), (2842, 6849), (3654, 5327), (4263, 4566)]