20724384

素因数分解:

$2^5\times 3^1\times {\mathrm{61}}^1\times {\mathrm{3539}}^1$

素因数の和:3613

約数の個数: 48

約数和(自身を含む): 55308960

約数和(自身を除く): 34584576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 96, 122, 183, 244, 366, 488, 732, 976, 1464, 1952, 2928, 3539, 5856, 7078, 10617, 14156, 21234, 28312, 42468, 56624, 84936, 113248, 169872, 215879, 339744, 431758, 647637, 863516, 1295274, 1727032, 2590548, 3454064, 5181096, 6908128, 10362192, 20724384]

約数ペア:

[(1, 20724384), (2, 10362192), (3, 6908128), (4, 5181096), (6, 3454064), (8, 2590548), (12, 1727032), (16, 1295274), (24, 863516), (32, 647637), (48, 431758), (61, 339744), (96, 215879), (122, 169872), (183, 113248), (244, 84936), (366, 56624), (488, 42468), (732, 28312), (976, 21234), (1464, 14156), (1952, 10617), (2928, 7078), (3539, 5856)]