19862492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7207}}^1$

素因数の和:7277

約数の個数: 24

約数和(自身を含む): 38144736

約数和(自身を除く): 18282244

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 7207, 14414, 28828, 93691, 187382, 374764, 381971, 763942, 1527884, 4965623, 9931246, 19862492]

約数ペア:

[(1, 19862492), (2, 9931246), (4, 4965623), (13, 1527884), (26, 763942), (52, 381971), (53, 374764), (106, 187382), (212, 93691), (689, 28828), (1378, 14414), (2756, 7207)]