213865748

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1471}}^1\times {\mathrm{1913}}^1$

素因数の和:3407

約数の個数: 24

約数和(自身を含む): 394437120

約数和(自身を除く): 180571372

約数列:

[1, 2, 4, 19, 38, 76, 1471, 1913, 2942, 3826, 5884, 7652, 27949, 36347, 55898, 72694, 111796, 145388, 2814023, 5628046, 11256092, 53466437, 106932874, 213865748]

約数ペア:

[(1, 213865748), (2, 106932874), (4, 53466437), (19, 11256092), (38, 5628046), (76, 2814023), (1471, 145388), (1913, 111796), (2942, 72694), (3826, 55898), (5884, 36347), (7652, 27949)]