19842528

素因数分解:

$2^5\times 3^1\times {\mathrm{139}}^1\times {\mathrm{1487}}^1$

素因数の和:1639

約数の個数: 48

約数和(自身を含む): 52496640

約数和(自身を除く): 32654112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 139, 278, 417, 556, 834, 1112, 1487, 1668, 2224, 2974, 3336, 4448, 4461, 5948, 6672, 8922, 11896, 13344, 17844, 23792, 35688, 47584, 71376, 142752, 206693, 413386, 620079, 826772, 1240158, 1653544, 2480316, 3307088, 4960632, 6614176, 9921264, 19842528]

約数ペア:

[(1, 19842528), (2, 9921264), (3, 6614176), (4, 4960632), (6, 3307088), (8, 2480316), (12, 1653544), (16, 1240158), (24, 826772), (32, 620079), (48, 413386), (96, 206693), (139, 142752), (278, 71376), (417, 47584), (556, 35688), (834, 23792), (1112, 17844), (1487, 13344), (1668, 11896), (2224, 8922), (2974, 6672), (3336, 5948), (4448, 4461)]