20047833

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{61}}^1$

素因数の和:186

約数の個数: 36

約数和(自身を含む): 32306092

約数和(自身を除く): 12258259

約数列:

[1, 3, 9, 13, 39, 53, 61, 117, 159, 183, 477, 549, 689, 793, 2067, 2379, 2809, 3233, 6201, 7137, 8427, 9699, 25281, 29097, 36517, 42029, 109551, 126087, 171349, 328653, 378261, 514047, 1542141, 2227537, 6682611, 20047833]

約数ペア:

[(1, 20047833), (3, 6682611), (9, 2227537), (13, 1542141), (39, 514047), (53, 378261), (61, 328653), (117, 171349), (159, 126087), (183, 109551), (477, 42029), (549, 36517), (689, 29097), (793, 25281), (2067, 9699), (2379, 8427), (2809, 7137), (3233, 6201)]