19931744

素因数分解:

$2^5\times 7^1\times {\mathrm{101}}^1\times {\mathrm{881}}^1$

素因数の和:999

約数の個数: 48

約数和(自身を含む): 45341856

約数和(自身を除く): 25410112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 101, 112, 202, 224, 404, 707, 808, 881, 1414, 1616, 1762, 2828, 3232, 3524, 5656, 6167, 7048, 11312, 12334, 14096, 22624, 24668, 28192, 49336, 88981, 98672, 177962, 197344, 355924, 622867, 711848, 1245734, 1423696, 2491468, 2847392, 4982936, 9965872, 19931744]

約数ペア:

[(1, 19931744), (2, 9965872), (4, 4982936), (7, 2847392), (8, 2491468), (14, 1423696), (16, 1245734), (28, 711848), (32, 622867), (56, 355924), (101, 197344), (112, 177962), (202, 98672), (224, 88981), (404, 49336), (707, 28192), (808, 24668), (881, 22624), (1414, 14096), (1616, 12334), (1762, 11312), (2828, 7048), (3232, 6167), (3524, 5656)]