19912902384

素因数分解:

$2^4\times 3^1\times {\mathrm{499}}^1\times {\mathrm{831367}}^1$

素因数の和:831877

約数の個数: 40

約数和(自身を含む): 51544816000

約数和(自身を除く): 31631913616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 499, 998, 1497, 1996, 2994, 3992, 5988, 7984, 11976, 23952, 831367, 1662734, 2494101, 3325468, 4988202, 6650936, 9976404, 13301872, 19952808, 39905616, 414852133, 829704266, 1244556399, 1659408532, 2489112798, 3318817064, 4978225596, 6637634128, 9956451192, 19912902384]

約数ペア:

[(1, 19912902384), (2, 9956451192), (3, 6637634128), (4, 4978225596), (6, 3318817064), (8, 2489112798), (12, 1659408532), (16, 1244556399), (24, 829704266), (48, 414852133), (499, 39905616), (998, 19952808), (1497, 13301872), (1996, 9976404), (2994, 6650936), (3992, 4988202), (5988, 3325468), (7984, 2494101), (11976, 1662734), (23952, 831367)]