19744998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 96

約数和(自身を含む): 51507456

約数和(自身を除く): 31762458

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 43, 58, 78, 86, 87, 91, 129, 174, 182, 203, 258, 273, 301, 377, 406, 546, 559, 602, 609, 754, 841, 903, 1118, 1131, 1218, 1247, 1677, 1682, 1806, 2262, 2494, 2523, 2639, 3354, 3741, 3913, 5046, 5278, 5887, 7482, 7826, 7917, 8729, 10933, 11739, 11774, 15834, 16211, 17458, 17661, 21866, 23478, 26187, 32422, 32799, 35322, 36163, 48633, 52374, 65598, 72326, 76531, 97266, 108489, 113477, 153062, 216978, 226954, 229593, 253141, 340431, 459186, 470119, 506282, 680862, 759423, 940238, 1410357, 1518846, 2820714, 3290833, 6581666, 9872499, 19744998]

約数ペア:

[(1, 19744998), (2, 9872499), (3, 6581666), (6, 3290833), (7, 2820714), (13, 1518846), (14, 1410357), (21, 940238), (26, 759423), (29, 680862), (39, 506282), (42, 470119), (43, 459186), (58, 340431), (78, 253141), (86, 229593), (87, 226954), (91, 216978), (129, 153062), (174, 113477), (182, 108489), (203, 97266), (258, 76531), (273, 72326), (301, 65598), (377, 52374), (406, 48633), (546, 36163), (559, 35322), (602, 32799), (609, 32422), (754, 26187), (841, 23478), (903, 21866), (1118, 17661), (1131, 17458), (1218, 16211), (1247, 15834), (1677, 11774), (1682, 11739), (1806, 10933), (2262, 8729), (2494, 7917), (2523, 7826), (2639, 7482), (3354, 5887), (3741, 5278), (3913, 5046)]