19198647

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{659}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 11847753

約数列:

[1, 3, 9, 13, 27, 39, 83, 117, 249, 351, 659, 747, 1079, 1977, 2241, 3237, 5931, 8567, 9711, 17793, 25701, 29133, 54697, 77103, 164091, 231309, 492273, 711061, 1476819, 2133183, 6399549, 19198647]

約数ペア:

[(1, 19198647), (3, 6399549), (9, 2133183), (13, 1476819), (27, 711061), (39, 492273), (83, 231309), (117, 164091), (249, 77103), (351, 54697), (659, 29133), (747, 25701), (1079, 17793), (1977, 9711), (2241, 8567), (3237, 5931)]