19440212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{7243}}^1$

素因数の和:7319

約数の個数: 24

約数和(自身を含む): 37726752

約数和(自身を除く): 18286540

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 7243, 14486, 28972, 79673, 159346, 318692, 441823, 883646, 1767292, 4860053, 9720106, 19440212]

約数ペア:

[(1, 19440212), (2, 9720106), (4, 4860053), (11, 1767292), (22, 883646), (44, 441823), (61, 318692), (122, 159346), (244, 79673), (671, 28972), (1342, 14486), (2684, 7243)]