19439296

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{1051}}^1$

素因数の和:1097

約数の個数: 42

約数和(自身を含む): 41016428

約数和(自身を除く): 21577132

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 289, 544, 578, 1051, 1088, 1156, 2102, 2312, 4204, 4624, 8408, 9248, 16816, 17867, 18496, 33632, 35734, 67264, 71468, 142936, 285872, 303739, 571744, 607478, 1143488, 1214956, 2429912, 4859824, 9719648, 19439296]

約数ペア:

[(1, 19439296), (2, 9719648), (4, 4859824), (8, 2429912), (16, 1214956), (17, 1143488), (32, 607478), (34, 571744), (64, 303739), (68, 285872), (136, 142936), (272, 71468), (289, 67264), (544, 35734), (578, 33632), (1051, 18496), (1088, 17867), (1156, 16816), (2102, 9248), (2312, 8408), (4204, 4624)]