19814752

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{10151}}^1$

素因数の和:10222

約数の個数: 24

約数和(自身を含む): 39653712

約数和(自身を除く): 19838960

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 10151, 20302, 40604, 81208, 162416, 324832, 619211, 1238422, 2476844, 4953688, 9907376, 19814752]

約数ペア:

[(1, 19814752), (2, 9907376), (4, 4953688), (8, 2476844), (16, 1238422), (32, 619211), (61, 324832), (122, 162416), (244, 81208), (488, 40604), (976, 20302), (1952, 10151)]