19279884

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1693}}^1$

素因数の和:1786

約数の個数: 48

約数和(自身を含む): 49139552

約数和(自身を除く): 29859668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1693, 1898, 2847, 3386, 3796, 5079, 5694, 6772, 10158, 11388, 20316, 22009, 44018, 66027, 88036, 123589, 132054, 247178, 264108, 370767, 494356, 741534, 1483068, 1606657, 3213314, 4819971, 6426628, 9639942, 19279884]

約数ペア:

[(1, 19279884), (2, 9639942), (3, 6426628), (4, 4819971), (6, 3213314), (12, 1606657), (13, 1483068), (26, 741534), (39, 494356), (52, 370767), (73, 264108), (78, 247178), (146, 132054), (156, 123589), (219, 88036), (292, 66027), (438, 44018), (876, 22009), (949, 20316), (1693, 11388), (1898, 10158), (2847, 6772), (3386, 5694), (3796, 5079)]